单词 | thick film |
释义 | 例句释义: 厚膜工艺,厚膜制程,厚膜电阻,厚血涂片 1. Thick film circuit have been used increasingly in the manufacturing of car ignition modules. 厚膜电路在汽车点火模块生产中的应用正日益增加。 dictsearch.appspot.com 2. Silicon acrylic-acid elastic thick film coating has its own advantages even compared with current top-grade granite decoration materials. 硅丙弹性厚膜涂料与目前最高档的花岗岩干挂也同样具有优势。 www.dictall.com 3. Copper thick film is seen as a more economical alternative to the conventional precious metal thick film. 介绍铜厚膜被看作是一个更经济的替代传统的贵金属厚膜。 wenwen.soso.com 4. Porous platinum electrode for an oxygen sensor was prepared by a thick film technology. 用厚膜技术制备了用于氧传感器的多孔铂电极。 www.jccsoc.com 5. Silver thick film conductor was fabricated directly on ceramic substrate by micro-atomization(Microjet) spraying deposition. 采用微细雾化喷射沉积直写的方法在陶瓷基板上制备银厚膜导体。 www.dictall.com 6. Sometimes high- viscosity lubricants adhere to the workpiece to form similarly thick film separation of the workpiece from the tool. 有时,高粘度润滑剂黏结到工件上,形成工件与工具类似厚油膜的隔离。 goabroad.zhishi.sohu.com 7. CVD diamond thick film, synthesized by hot-filament chemical vapor deposition method, is pure polycrystalline diamond. 热丝CVD法沉积金刚石厚膜为全晶质纯多晶金刚石材料,是制造切削刀具的理想材料。 www.ceps.com.tw 8. High concentrations, the effect of coating, troughability, seihan surface smooth lines, and be able to produce thick film screen. 浓度高,其涂布作用性能好,膜面平滑,制版线条清晰,并能制作厚膜网版。 www.bing.com 9. A thick film has a red shift of direct transition bandgap than thin films due to the strong interface interaction. 由于厚膜中存在较强的表面相互作用,厚膜的直接跃迁禁带宽与薄膜相比发生了红移。 www.dictall.com 10. The thick film hybrid integrated pressure sensor was developed in Shenyang Academy of Instrumentation Science. 厚膜混合集成压力传感器是在沈阳仪表科学研究院研制的。 www.fabiao.net 1. A new technology to prepare thick film resistors directly by laser micro-cladding resistor pastes on ceramic substrate is introduced. 应用一种新工艺-激光微细熔覆电阻浆料直写电阻技术,在陶瓷基板上制备厚膜电阻。 dictsearch.appspot.com 2. In thick-film lubrication, the two surfaces are completely separated from each other by a continuous fluid film. 在厚膜润滑中,通过一层连续的液膜使两个表面完全分离。 www.ok06.com 3. Most of China's lakes, reservoirs, canals and rivers are covered in a thick film of algae or clogged by water hyacinth. 绝大多数中国的江河、水库、运河和湖泊都覆盖着厚厚的海藻或水葫芦。 bbs.3gbbs.com 4. It used thick film technique with good endurance to diesel oil, causticity to gas and antifriction performance. 采用厚膜工艺加工而成,具有良好的耐柴油、汽油腐蚀性和良好的抗磨性能。 dictsearch.appspot.com 5. "Growing TOx on a 10-15 micron thick film typically takes up to 500 hours of process time, " said Jeffrey Spiegelman, president of RASIRC. “成长的弓形虫的10-15微米厚的薄膜通常需要多达500个小时的处理时间,说:”杰弗里斯皮格曼总裁RASIRC。 dictsearch.appspot.com 6. A novel technique of laser micro-cladding is used to flexibly and directly fabricate thick-film resistors on ceramic substrate. 采用激光微细熔覆柔性直写技术在陶瓷基板上制备厚膜电阻。 www.dictall.com 7. For fire-type thick film paste, inorganic binder is necessary to provide adhesion and densification. 防火型厚膜浆料,无机粘结剂,要提供附着力和致密化。 wenwen.soso.com 8. Chapters 3 concentrate on the feature of thick film high frequency module and the high frequency function of the SPE technique. 第三章重点阐述厚膜高频集成器件的特性和SPE技术及其高频性能。 www.fabiao.net 9. The integrated circuit contain thick film integrated circuit and the thin film integrated circuits. 集成电路有厚膜集成电路和薄膜集成电路。 www.dictall.com 10. LCD, PCD board, Displayer , thick film print, POP displayer , ceramics, IC element, glass etc. PCD线路板,显示器,厚膜印刷,POP液晶显示,IC元件,玻璃等产品。 dictsearch.appspot.com 1. The resistivity of the fritless thick film conductor(Au, Ag, etc)is extremely low. 无玻璃的厚膜导体材料(如金、银等)的电阻率极低。 epub.cnki.net 2. The microstructures of copper thick film were investigated. 的微观结构进行了研究铜厚膜。 wenwen.soso.com 3. A single step-stress acceleration life test method for hybrid thick film DC-DC converters was proposed. 提出了一种混合厚膜直流-直流(DC-DC)变换器单步进应力加速寿命试验方法。 lib.cqvip.com 4. A new technology for manufacturing CVD diamond thick film cutters is presented. 提出一种制作CVD金刚石厚膜焊接刀具的新工艺。 zhidao.baidu.com 5. It is pointed out that the high speed drilling by using the thick film CVD diamond drill is a good method to get high quality holes. 指出了采用厚膜CVD金刚石钻头进行高速钻削加工是获得高质量孔的良好方法。 www.chemyq.com 6. Cadmium used in thick film circuits. 在厚的电路镀膜中采用的镉。 rohs.lead-int.com 7. This paper introduces the domestic Type ICFTIA thick film integrated circuit regulator designed for TJ7100 series Charade car. 介绍了为天津夏利牌TJ7100系列轿车配套而设计的国产ICFT-IA型厚膜集成电路调节器。 www.aojauto.com 8. Reliability tests for thick-film gold conductor. 厚膜金导体的可靠性试验。 service.ilib.cn 9. The product uses thick film hybrid integrated process, and it is reliable. The test results meet the requirements. 该产品采用厚膜混合集成工艺,裸芯片组装,产品性能可靠,测试结果满足指标要求。 lib.cqvip.com 10. The drive is designed by extending discrete component centering on thick film integrated circuit EXB841 and M57962. 驱动电路以厚膜集成驱动电路EXB841和M57962为核心扩充分立元件设计而成。 www.13191.com 1. The UV-LIGA process is used to fabricate the micro gripper with SU-8 thick film. 研究中使用UV-LIGA制程来完成微夹持器的制作,制作材料为SU-8厚膜光阻。 www.etop.org.tw 2. Wash the persimmons, remove the stem, all 2, Zaiding knife one point thick film. 把柿子洗净,去掉蒂,一切两瓣,再顶刀切一分厚的片。 baike.baidu.com 3. We introduced three kinds of thick film resistor(TFR) conductive model. 介绍钌基厚膜电阻的三种传导模型。 www.dictall.com 4. Test methods of precious metal pastes used for thick-film microelectronics--Determination of resolution 厚膜微电子技术用贵金属浆料测试方法分辨率测定 www.zftrans.com 5. Test methods of precious metal pastes used for thick film microelectronics--Determination of solids content 厚膜微电子技术用贵金属浆料测试方法固体含量测定 www.zftrans.com 6. Test methods of precious metal pastes used for thick film microelectronics--Determination of viscosity 厚膜微电子技术用贵金属浆料测试 wenku.baidu.com 7. Test methods of precious metal pastes used for thick film microelectronics--Determination of adhesion 厚膜微电子技术用贵金属浆料测试方法附着力测定 www.zftrans.com 8. Test methods of precious metal pastes used for thick film microelectronics--Determination of fineness 厚膜微电子技术用贵金属浆料测试方法细度测定 www.zftrans.com 9. Study of the Preparation Technology and Mechanics of the Thermistor Materials in the Thick-film Integrated Temperature-humidity Sensor 厚膜一体化温湿度传感器中热敏材料的制备工艺及机理研究 www.ilib.cn 10. Technology for Metal Substrates Used for Thick-film Circuit Electric Heating-elements 厚膜电路式电热元件的金属基片技术 scholar.ilib.cn 1. Test methods of precious metal pastes used for thick film microelectronics--Detemination of sheet resistance 厚膜微电子技术用贵金属浆料测试方法方阻测定 www.zftrans.com 2. Study of Thick Film Conductor Fabrication Directly by Micro-atomization Spraying Deposition 微型喷嘴雾化直写技术制备厚膜导体研究 service.ilib.cn 3. Study of the Structure Designment and Etching Micropattern of PZT Thick Film Ferroelectric Sonar Transducer PZT铁电厚膜声纳换能器阵列的研制 www.ilib.cn 4. Research State of the Ruthenium-Based Thick Film Resistor Conduction Model 钌基厚膜电阻传导模型初探 www.ilib.cn 5. Manufacturing Technology and Heating Principle of the Compound Ceramic Thick Film Circuit Heater Inductor 复合陶瓷钢厚膜电路发热片的生产工艺和发热机理 www.ilib.cn 6. Study of Thick Film Conductor Direct Preparation by Laser Micro-cladding Technique 激光直写制备厚膜导体技术研究 www.ilib.cn 7. Study of Diffractive Field Based Angular Spectrum Theory in Thick Film Photoresist 基于角谱理论的厚层光刻胶衍射光场研究 www.opticsjournal.net 8. Study on Lifetime Distribution and Degradation Law of The Thick-film Resistors in MCM-C MCM-C中厚膜电阻的寿命分布及退化规律的研究 service.ilib.cn 9. The Military Thick-film Hybrid Integrated Circuits Analysis of the Unqualified Reason and Control Methods of PIND Test Failure 军用厚膜混合集成电路PIND试验不合格原因分析及控制方法 www.ilib.cn 10. Regulator with thick film integrated circuit Temperature compensation Charging indicator Fault alarm; 厚膜集成电路调节器;温度补偿;充电指示;故障报警; www.aojauto.com 1. Technical Study of Cutting CVD Diamond Thick Film Using Laser Technology 激光切割CVD金刚石厚膜的工艺研究 ilib.cn 2. Interfacial Behavior Research on Thick-film Resistance and Electrode by Laser Micro-fine Cladding and Flexibly Direct Writing 激光微细熔覆柔性直写厚膜电阻和电极结合行为的研究 www.ilib.cn 3. Study of Thick Film Process for Carbon Nanotubes Field Emission Cathode 碳纳米管场发射阴极的厚膜工艺研究 www.ilib.cn 4. Electroluminescent device with ceramic thick film as an insulator 以陶瓷厚膜为绝缘层的电致发光器件 www.ilib.cn 5. Effect of Subsequently Sintered Processing on Properties of Thick-Film Resistor Directly Fabricated by Laser Micro-Cladding 后续烧结工艺对激光微细熔覆制备厚膜电阻性能的影响 www.opticsjournal.net 6. Deposition of a High Current Density YBCO Thick Film on NiCr Alloy Substrate Tape by Pulsed Laser 脉冲激光淀积高电流密度的YBCO超导带材 210.72.9.40 7. Effects of Thickness of Film on Electrical Properties of Thick-film Resistors on Insulated Stainless Steel Substrate 膜厚对不锈钢基厚膜电阻电性能的影响 service.ilib.cn 8. Study on Mechanical Polishing for CVD Diamond Thick Film and Its Residual Stresses CVD金刚石厚膜的机械抛光及其残余应力的分析 www.ilib.cn 9. Microstructure Analysis of Thick Film Platinum Resistance Paste during Sintering 厚膜铂电阻浆料烧结过程微观结构分析 service.ilib.cn 10. Ultrasonic Bonding Study of Thick Film Spun Gold and Gold Conductor 厚膜金丝与金导体的超声键合研究 service.ilib.cn 1. Maskless Printing of Miniature Polymer Thick Film Resistors for Embedded Applications 应用无掩膜印刷术埋嵌微型聚合物厚膜电阻 www.ilib.cn 2. Qualification and Performance of Polymer Thick Film Printed Boards for Printed Board Manufacture and 聚合物厚膜印制板的鉴定与性能 wenku.baidu.com 3. Structure and properties of thick-film capacitors fabricated by laser micro-cladding rapid prototype 激光微细熔覆快速原型制造的厚膜电容组织性能 yygx.net 4. Research on pressure sensitive component of novel thick film ceramic capacitive pressure sensor 新型厚膜陶瓷电容式压力传感器感压元件研究 service.ilib.cn 5. A Home and Abroad State of Study on Conductive Mechanism of Thick Film Resistance 钌基厚膜电阻导电机理的国内外研究状况 www.ilib.cn 6. Studies for quality and thickness uniformity of diamond thick film synthesized by the EA-CVD method 用EA-CVD方法制备的大尺寸金刚石厚膜的品质和膜厚均匀性的研究 service.ilib.cn 7. Study on conductive characteristics of Ru-based resistor for thick-film piezoresistive sensors 厚膜压阻式传感器用钌系电阻器导电性能研究 www.ilib.cn 8. Fabrication and Finite Element Analysis of Piezoelectric Thick-Film Micro-Actuator for Hard Disk Drives 硬盘用压电厚膜微致动器的制作及有限元分析 www.ilib.cn 9. Standard Practice for Determining Solderability of Thick Film Conductors 厚膜导体的软钎焊性测定 www.std168.com 10. Fabrication of carbon nanotubes thick film with glass frit and process effect on its field emission 用玻璃粉作粘结剂制备碳纳米管厚膜及其场发射特性 www.ilib.cn 1. Preparation and characterization of PZT thick film for piezoelectric cantilever beam by sol -gel 用于压电悬臂梁的PZT厚膜的溶胶-凝胶制备及表征 www.ilib.cn 2. Exposure intensity effect on the photochemical reaction speed in the lithography for thick film photo-resists 厚胶光刻中曝光光强对光化学反应速率的影响 service.ilib.cn 3. Study on the Magnetic Field Distribution of the Thick Film Permanent Magnet Array 厚膜永磁阵列表面磁场分布研究 service.ilib.cn 4. Synthesis and Properties of Thick Film PTC Thermistor Paste on Stainless Steel Substrate 不锈钢基厚膜PTC热敏电阻浆料的制备与性能研究 ilib.com.cn 5. Study of the brazing process of CVD diamond thick film CVD金刚石厚膜钎焊工艺的研究 www.ilib.cn 6. Study on Reliability of Multi-Layer Interconnection and Thick-Film Resistors in MCM-C Substrates MCM-C基板上的多层互连及厚膜电阻的可靠性研究 www.ilib.cn 7. Precompensation for Nonlinear Distortion in Thick Film Photolithography 厚胶光刻非线性畸变的校正 www.opticsjournal.net 8. The Thermal Oxidated Formation of ZnO Thick Film Using Nanometer Zn Particles and the Gas Sensing Properties 热氧化纳米Zn制备ZnO厚膜及其气敏特性的研究 www.ilib.cn 9. Study of Au-Thick Film Transition Coating by Ion Plating 离子镀厚金膜过渡层的研究 service.ilib.cn 10. Estimation of life characteristic values of thick-film humidity sensor 厚膜湿度传感器寿命特征值的估计 service.ilib.cn 1. Finite Element Analysis of PZT Thick-film Piezoelectric Cantilever Beams PZT厚膜压电悬臂梁结构的有限元分析 www.ilib.cn 2. Alumina ceramic substrates for thick film integrated circuits 厚膜集成电路用氧化铝陶瓷基片 www.zftrans.com 3. A Study on the Effects of Film Thickness on the Gas Sensitivity of the Thick Film Sensors 厚膜型气敏器件膜厚影响气体检测灵敏度的研究 www.ilib.cn 4. Preparation of Thick-film Water-borne Fluorocarbon Coatings and the Study of Their Performances 厚质水性氟涂料的制造及其性能评价 www.ilib.cn 5. Study on Thick Film Inductors Fabricated by Laser Micro-cladding and Rapid Prototype 激光微细熔覆快速原型制造厚膜电感元件 scholar.ilib.cn 6. Designing with Ceramic Thick-film Embedded Passives: Bridging the Gaps 用陶瓷厚膜埋入无源元件进行设计:填补两大空白 service.ilib.cn 7. Study on magnetic circuit of thick film permanent magnet arrays micro- actuator 厚膜永磁阵列微致动器的磁路研究 service.ilib.cn 8. Trimming technologies for thick film and their development 厚膜微调技术及发展趋势 www.ilib.cn 9. Applied research of nickel paste in thick-film humidity sensitive resistor 镍浆在厚膜湿敏电阻器上的应用研究 scholar.ilib.cn 10. The coating film has bad order state, thick film, long response time but high sensitivity; 涂膜有序性差,膜厚,响应时间长,但是灵敏度高; www.fabiao.net 1. Preparation and Processing of Anode Oxidation Thick Film on Aluminium 铝阳极氧化厚膜的制备工艺研究 www.ilib.cn 2. Status and Progress for Investigation of PZT Piezoelectric Thick Film PZT压电厚膜的研究现状与进展 service.ilib.cn 3. The Character And Application Of The Noise In Thick-Film Resistors 厚膜电阻器的噪声及其应用 www.ilib.cn 4. Structure optimization of thick film pressure sensors 厚膜压力传感器的结构优化 www.ilib.cn 5. Hot-filament temperature monitored by chip microprocessor during diamond thick film growth by EACVD EACVD金刚石膜热丝温度的单片机测控 www.ilib.cn 6. Features and Recent Progress of Ceramic Thick-film Dielectric EL Devices 陶瓷厚膜介质电致发光器件特点和最新进展 www.ilib.cn 7. Effect of substrate temperature on depositing quality of diamond thick film 基体温度对金刚石厚膜沉积质量的影响 www.ilib.cn 8. Development of thick-film intelligent pressure transmitter with low pressure scale 小量程智能厚膜压力变送器的研制 ilib.cn 9. The Fabrication of Thick Film on Ceramic Micro-Pressure Transmitter 陶瓷厚膜微压变送器的研制 www.ilib.cn 10. Design Standard for Thick Film Multilayer Hybrid Circuits 厚膜多层混合电路设计标准 bz.qs100.com 1. Experimental Research on Diamond Thick-film End-milling Cutter 金刚石厚膜端铣刀的试验研究 service.ilib.cn 2. Effect of Glass Agent on the Characteristic Constants of Thick Film NTC Thermistor 玻璃助剂对厚膜NTC热敏电阻器材料特征常数的影响 www.ilib.cn 3. Analysis of Diffractive Image Field in Thick Film Photo-Resist by Using Fourier Modal Method 利用傅里叶模方法分析厚层光刻胶内衍射光场 www.opticsjournal.net 4. Experimental Research on CVD Diamond Thick Film Cutting Tools CVD金刚石厚膜焊接刀具的试验研究 ilib.cn 5. Fabrication of Silicon Based PZT Thick Film by Tape-casting Technology 流延硅基PZT厚膜工艺研究 www.ilib.cn 6. Progress and Application Status of CVD Diamond Thick Film Coated Tools CVD金刚石厚膜刀具的研究进展与应用现状 ilib.cn 7. Effect of Performance of Platinum Powder on TCR of Thick Film Platinum Resistance 铂粉物理特性对厚膜铂电阻温度系数的影响 www.ilib.cn 8. Study on Volatility of Organic Carrier in Thick Film Resistance Paste 厚膜电阻浆料用有机载体挥发特性研究 www.ilib.cn 9. Sampling of Tactile Sensing Array Signal Using a Thick-Film Circuit 用厚膜电路实现阵列触觉信号的采样 www.ilib.cn 10. Study on Integrated Capacitive Pressure Sensor of Thick Film 电容式压力传感器的厚膜集成化研究 www.ilib.cn 1. Standard Practice for Specifying Thick-Film Pastes 厚膜膏规格说明 www.std168.com 2. Research of Integrated Micro-pressure Thick-film Sensor 厚膜集成微压传感器的研制 service.ilib.cn 3. The linearity of the micro-pressure thick-film sensor 厚膜微压传感器的线性化 www.ilib.cn 4. Technology for Thick Film ICs on Stainless Steel Substrates 基于不锈钢基板的厚膜电路制备技术 www.ilib.cn 5. Study on thick film resistors fabrication by micropen direct writing technology 微型笔直写制备厚膜阻性元件技术研究 www.ilib.cn 6. Thick Film Chip Resistor Networks For Military Purpose 军用厚膜片式电阻网络 www.yinhetech.com 7. Experimental study on diamond thick film cutting tools 金刚石厚膜刀具的试验研究 ilib.cn 8. Advanced thick-film chip resistors have low-resistance 先进的厚膜低阻片式电阻器 www.ilib.cn 9. Study on Distribution of PAC Concentration in Thick Film Resist 厚胶光刻中光敏化合物浓度空间分布研究 service.ilib.cn 10. Effect of glass agent on characteristics of thick film NTC thermistors 玻璃助剂对厚膜NTC热敏电阻器的性能影响 www.ilib.cn 1. Study on Cutting Performance of Diamond Thick Film Cutters 金刚石厚膜刀具切削性能的研究 service.ilib.cn 2. Research on Pressure-Sensitive Sensor of Integrated CapacitancePressure Transducer Based on Thick Film Technology 厚膜电容式集成压力传感器感压元件研究 ilib.cn 3. A Method of Measuring Adhesive Strength of Thick-Film Conductor by Peal Test 用剥离法测量厚膜导体的附着强度 www.ilib.cn 4. Adhesion of Thick-film TiN with Aluminum Matrix Composite 铝基复合材料基底镀厚膜TiN的附着力研究 www.ilib.cn 5. Fixed Thick Film Chip Resistors For Super High Resistance 超高阻厚膜片式固定电阻器 www.yinhetech.com 6. Fixed Thick Film Chip Resistors For Military Purpose 军用厚膜片式固定电阻器 www.yinhetech.com 7. Analysis on Surface Roughness of Electromachined CVD Diamond Thick Film CVD金刚石厚膜电加工表面粗糙度分析 ilib.cn 8. Advances in Research of Thick Film Metallization for AlN AlN陶瓷厚膜金属化研究进展 scholar.ilib.cn 9. The Bonding Technique of CVD Diamond Thick Film and Welding Tool CVD金刚石厚膜及焊接刀具的连接技术 ilib.cn 10. Large-Diameter Al Wire Bonding to Thick-Film Conductors 厚膜导带上的粗丝键合 168.160.184.78 1. A New Method of Preparing Thick-film Sensitive Ceramic Material 研制厚膜敏感陶瓷材料的新方法 www.ilib.cn 2. Thick-Film Tungsten Conductor Paste Applied in HIC 应用于氧化铝共烧基板的厚膜钨导体浆料 www.ilib.cn 3. Study on thick film gas sensors fabricated by using ZnO nanopowder 利用纳米ZnO粉制备厚膜气敏传感器的研究 service.ilib.cn 4. Preparation of PZT Thick Film by a High Speed Sol-gel Method 基于溶胶-凝胶技术的PZT厚膜快速成膜研究 www.ilib.cn 5. Review of development on thick film paste for AlN substrate AlN基板用厚膜浆料发展评述 scholar.ilib.cn 6. Electronic paste for thick-film devices 厚膜电子浆料 techs-book.db66.com 7. Precision Thick Film Resistor Net Works 厚膜精密电阻网络 bbs.smthome.net 8. THICK FILM HIGH-VOLTAGE CHIP RESISTORS 高压厚膜片式固定电阻器 wenku.baidu.com 9. Thick-Film Organic Gold Conductive Ink 用于厚膜工艺的有机金浆 www.ilib.cn 10. Packaging Method of Thick Film Chip Resistor 三、厚膜片式电阻器的包装方式 www.yinhetech.com 1. Thick Film Chip Resistors Network 厚膜晶片网络电阻器 www.ewonda.com 2. Dual-capacity Ceramic Pressure Sensor Based on Thick Film Technology 基于厚膜技术的双电容陶瓷压力传感器 www.ilib.cn 3. Silk Screening Technics of Thick-film IC 厚膜集成电路丝网印刷工艺技术 service.ilib.cn 4. Non-linear calibration of thick film pressure sensor based on BP neural network 基于BP网络的厚膜压力传感器非线性校正 www.ilib.cn 5. Research on Heat Treatment Technology for Thick Film Resistors Based on Ru 钌系厚膜片式电阻器热处理工艺的研究 www.ilib.cn 6. Model of Thick Film Screen Printing 厚膜印刷模型 ilib.cn 7. EDM of P-type Doped Diamond Thick Film P型掺杂金刚石厚膜的电火花加工 scholar.ilib.cn 8. Design of Electronic Scale Based on Thick Film Force Sensor 基于厚膜力传感器的电子秤设计 service.ilib.cn 9. The Structure of Thick Film Chip Resistor 一、厚膜片式电阻器的结构 www.yinhetech.com |
随便看 |
|
英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。