| 单词 | 射频噪声 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 | 射频噪声 —radio frequency noiseSee also:射频—RF • a radio frequency 声频—audio frequency
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对于需要使用 [...] DC/DC 开关转换器来降低或提高电池电压，但敏感的下游电路又无法耐受开 关 噪声 的 应 用（例 如 射频 应 用 ）来说，这一点非常重要。 digikey.cn | This is important for applications where a DC/DC switching converter is [...] required to lower or raise a battery [...] voltage but where switching noise cannot be tolerated by sensitive [...]downstream circuits such as in RF applications. digikey.ca |
要设计出符合新标准的高性能发动机则需要提高燃烧压力，而这样又会导致发动机机体的 高 频 振 动和 辐 射噪声 显 著 增加. trelleborg.com | Designing high-performance engines that meet the new standards will require increased combustion [...] pressure, which is likely to result in vastly [...] increased levels of high-frequency engine-block vibrations and radiated noise. trelleborg.com |
您也可以不采用信号发生 器，而直接播放本产品所提供的音频 测试 CD 中的粉红噪声。 virtins.com | Instead of generating the pink [...] noise through the Signal Generator, you [...] can also play the pink noise from the audio test CD [...]provided in the product package. virtins.com |
当拍摄电视屏幕或电脑监视器屏幕时，可以通过同步扫 描将频率调整为屏幕频率，以将所拍摄屏幕产生的水平 噪声减少到最小。 panasonic.net | When shooting a TV screen or PC monitor screen, the horizontal noise [...] generated when the screen is shot can be [...] minimized by adjusting the frequency to the screen frequency using synchro scan. panasonic.net |
具有严格要求标准的方法则通过一个直观的用户界面得以大大简化，其中包括复 杂 噪声 辐 射 的 测 试、分析和报告等部分。 bksv.cn | The standard’s exacting methodology is simplified thanks to an intuitive user interface that covers the measurement, analysis and [...] reporting of complex acoustic emissions. bksv.com |
另外，ARMADA 1000/88DE3010还集成有一个采用屡获殊荣的Qdeo™处理技术的 视 频 / 图 像 处理子系统，可执行像素 级 3 D 噪声 抑 制 、3D去隔行、缩放、自然深度扩展、智能色彩重 映 射 和 自 适应对比度增强等功能。 marvell.com.cn | Additionally, the ARMADA 1000/88DE3010 [...] also integrates a video/image processing subsystem that implements the award-winning Qdeo™ processing, performing per-pixel 3D noise reduction, 3D de-interlacing, scaling, natural depth expansion, intelligent color remapping and adaptive [...]contrast enhancement. marvell.com |
医用超声影像是用高频率声波照射人 体 、采集人体组织产生的回声信号，经计算机处理形成图像。 beijing.ufh.com.cn | High frequency sound waves are used in medical [...] ultrasound imaging, whereby sound is projected at human tissue and echo signals [...]bounces back, forming a group of signals that computers can generate into a comprehensive image. beijing.ufh.com.cn |
把这个单一时间记录和测功机转鼓速度曲线结合起来，就能表征通过噪声测量过程中汽车 的 噪声 辐 射 情 况。 bksv.cn | This single time record combined with the dyno drum speed profile [...] represents the vehicle noise emitted during a [...]Pass-by measurement. bksv.com |
通过声纳信号的发射程度 ，与同样频率的已知背景程度作对照, 就可以自动并迅速地了解 磨床上所产生的高频率噪声的主 要信息,如磨床砂轮与修正器或工件的最初接触；砂轮与这些 部分的不正常或剧烈接触(撞击)；以及与修正器部件的接触 grindingcontrol.com | By monitoring the level [...] of these emissions, referenced against known background levels at the same frequency, key events can be automatically and quickly detected on the grinding machine [...]as they occur. grindingcontrol.com |
因为数字麦克风利用内置于麦克风的电路将声音 信号数字化，所以即使麦克风的安装位置与 音频 CODE C 芯片分开也不会在声音信号传输途中受到外 部噪声的干扰。 lapis-semi.com | Digital microphones digitize the voice signals using an internal circuit to prevent interference due to superimposed noise along the signal path especially when the microphone and audio CODEC are separated by some distance. lapis-semi.com |
除非特别 想进行 8 比特高频抖动噪声处理，否则应在 I/O 页面中将高频抖动噪声设到 相应的值上。 tcelectronic.com | Unless you specifically want to dither to 8 bit please set dither to relevant value in the I/O page. tcelectronic.com |
2012 年 5 月 26 日 23 时，一个武装恐怖团体引爆了两个 噪声 炸 弹，第一个是 在 Nahr 街，第二个在 Thum 街心转盘附近的学校西边，并在街头开火 乱 射 ， 警告 老百姓。 daccess-ods.un.org | At 2300 hours on 26 May 2012, an armed terrorist group detonated two noise bombs, the first in Nahr Street and the second west of the schools near the [...] Thum roundabout, and opened [...]random fire in the streets to alarm the population. daccess-ods.un.org |
该系列高体积比多层陶瓷芯片电容器 (MLCC) 具有优于钽和铝电容器的高频率噪声 抑 制 性能。 digikey.cn | This line of high volumetric multilayer [...] capacitance ceramic chip capacitors (MLCC) has [...] excellent high frequency noise absorption performance compared [...]to Ta and Al caps. digikey.ca |
众所周知，动力系统是机房关键的动力环境支持设备，也是典型的能耗大户，据美国环保署研究报告，机房47%的能耗来自于以空调、电源为核心的动力系统；而工业设备的电磁 辐 射 不 仅 会伤害人体健康，而且还会影响到其它设备的运行安全；谐波则能使电能的生产、传输和利用的效率降低，使电气设备过热、产生振动 和 噪声 ， 增加设备故障风险，危害机房环境。 emerson.com | According to a research report of the Environmental Protection Agency, 47% of energy consumption in equipment rooms comes from power systems with air conditioning and power [...] supply as the core. [...] Electromagnetic radiation from industrial equipments not only harms people's physical health but also affects operation security of other equipments; and harmonic reduces production, transmission and utilization efficiency of electric energy and causes overheating of electric installation, vibration and noises, increasing equipment [...]malfunction risks and [...]jeopardizing environment of equipment rooms. emerson.com |
具体实例包括低频率低噪声放大 器、无线 LNA 升压放大器、集成构造块、高频振荡器、评估板和测试夹具。 digikey.cn | Examples [...] include low frequency LNA, Wireless LNA booster amplifier, Integrated building blocks, high frequency oscillators, [...]evaluation boards and test fixtures. digikey.ca |
将要到 DAT 或 CDR 记录设备信号总是采用 16 比特的高频抖动噪声处理。 tcelectronic.com | A signal going to a DAT or CDR recorder should always be dithered to 16 bit. tcelectronic.com |
您也可以不采用信号发生器，而采用 音 频 测试 CD 将白 噪声播放出来。 virtins.com | You can also play the white noise from the audio test CD instead [...] of the Signal Generator. virtins.com |
另外，使用在具有切换噪声问题 的应用电路中时，可利用通过负载电流而使开 关 频 率 不发生变化的 PWM 控制方式(S-8340 系列)，通过过滤器即可容易地除去纹波电压。 datasheet.sii-ic.com | For applications [...] for which switching noise is critical, applying the PWM control system (S-8340 Series) whereby switching frequency does not change [...]due to load current allows [...]the ripple voltage to be easily eliminated by using a filter. datasheet.sii-ic.com |
已经实行立法，从法律核准在最近的将来减少空气污染 、 噪 音 、 放 射 和振 动，减少人口稠密地区高楼加大灾难威胁的影响的措施。 daccess-ods.un.org | Legislation has been introduced to legalise [...] measures to reduce, in the near future, [...] air pollution, noise, radiation and vibration, [...]and the effect of buildings raising [...]the threat of disasters in densely populated areas. daccess-ods.un.org |
Fujitsu Ten公司的声音空间控制技术不仅可减轻汽车底盘振动对 音 频 质 量的影响，同时还可对驾驶室玻璃 的 声 音 反 射 特 性 及车内装潢材料的声音吸收特性进行补偿。 analog.com | Fujitsu Ten's Acoustical Space Control Technology mitigates the impact of vibration to the [...] automobile chassis on audio [...] quality, and compensate for the reflective and absorptive acoustical properties of cabin glass and [...]upholstery, respectively. analog.com |
对于个人电脑来说，这包括要对辐射 、 人 类工程学 、 噪声 等 进 行检测，这些都是只有Nemko才能进行的项目。 nemko.com | For personal computers, this includes measurement [...] of radiation, ergonomics, acoustic noise, etc., which Nemko [...]is uniquely qualified to perform. nemko.com |
或者，通过选择等高线图的某个区域，就能自动看到相应 的 声 强 频 谱 图和选定区域的 辐 射声 功 率。 bksv.cn | Alternatively, by selecting an area on the [...] contour map, you can automatically see both the [...] intensity spectra and the sound power radiated over that particular area. bksv.com |
高频声音对 于从地板、天花板到听众位置处的 反 射 更 加 敏感，因此高音可以最大限度地受益于声学透镜技术。 bang-olufsen.com | High frequency sound is more sensitive to reflections from floors and ceilings and [...] to the listener's position, so the treble [...]benefits the most from Acoustic Lens Technology. bang-olufsen.com |
通过分析反向散射声信号的多普勒频 移 ， 可以推断表层流的轴向分量。 unesdoc.unesco.org | It would be the combined responsibility of JCOMM and IODE to provide such coordination, and particularly to unesdoc.unesco.org |
(b) 并包括(a)款(1)或(2)项内所提到的任何武器的任何部件，此 种武器经过设计或改造以减低武器发 射 时 所 造成 的 噪 音 或 火 光的任何配件，以及任何利用炸药操作的电动工具、冲头、杆 [...] 柄或利用空气压力操作的任何扣钉枪；(c) 但不包括仅为发射 [...]鱼叉而设计或改造的器具。 daccess-ods.un.org | (b) and includes any component part of any weapon mentioned in paragraph (a) (i) or (ii), any accessory to any [...] such weapon designed or adapted [...] to diminish the noise or flash caused by firing the weapon [...]and any explosive-operated power [...]tool, ramset, hilt or fire nail fastener operated by pneumatic pressure; (c) but does not include an article designed or adapted solely to discharge a spear for spearing fish. daccess-ods.un.org |
新标签上的一个关键技术参数是空气传播的噪声排放规格（以声音功率级别 dB（A）re 1pW 表示），用于满足 IEC [...] 60704-2-4“针对洗衣机和旋转式甩干机 辐 射噪声 测 试 标准”（与 EN 60704-2-4 相同）中关于洗衣和甩干阶段的要求。 bksv.cn | One one the key technical parameters on the new label is the specification of the airborne acoustical noise emissions expressed as sound power levels in dB(A) re 1pW for the washing and the spinning phases according to IEC 60704-2-4 (identical with EN [...] 60704-2-4) "Test code for the [...] determination of airborne acoustical noise, particular requirements [...]for washing machines and spin extractors". bksv.com |
制造和设计高性能的标准与定制光电器件 、X 射线检测器、UV 和蓝光增强型高速光电导器件、低 噪声 光 伏硅 PIN 光电二极管、光电晶体管和光电 IC 传感器。 digikey.cn | Manufactures and designs high performance standard and custom opto devices, x-ray [...] detectors, UV and [...] blue-enhanced high-speed photoconductive, and low-noise photovoltaic silicon PIN photodiodes, phototransistors [...]and opto IC sensors. digikey.ca |
对轿车、货车、摩托车、公交车、火车等在驾驶和乘坐快感和激情提升的同时减少对环境 的 噪声 辐 射 的 问 题越来越受到重视，使得NVH成为不同车辆制造商的差异化的主要立足点。 bksv.cn | The growing emphasis on passenger cars, trucks, motorcycles, busses, trains, etc., to be more [...] pleasant and exciting to drive or ride [...] while emitting less noise into the environment [...]makes NVH a key differentiator for vehicle manufacturers. bksv.ru |
若场所设置玻璃窗时，应考虑采用高隔音效果的玻璃(如真空玻璃及中空玻璃等)， 将向外传播之噪声减至最低(特别是低 频 节 奏 之 噪声 ) ， 或 采取其他行之有效之措施，以达至更佳的隔音效果，以确保符合十一月十四日第54/94/M 号法令之有关要 求，及减低对周围之受体(如住宅楼宇、护老院及学校等)构成影响。 industry.macautourism.gov.mo | In case the installation of glass window is [...] involved, effective sound isolation effect glass (such as vacuum glass, double-paned glass, etc) should be considered in the design to ultimately reduce the noise transmission (especially [...]low-frequency rhythm [...]noise), or take other effective measures to ensure a better achievement and conform with the requirements of Decree-Law No.54/94/M, 14th November. industry.macautourism.gov.mo |
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