| 单词 | 低频 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 | 低频 noun —low frequency n低频 noun, plural —low frequencies pl
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这些高品质衰减器针对低频应 用作了完全优化，但也可应用于超高频和甚高频范围。 skyworksinc.com | Select attenuators have been fully [...] characterized for low-frequency applications, [...]covering the UHF and VHF ranges. skyworksinc.com |
要注意的唯一声学限制是，角落位置将导致明显加重 的低频，因而应避免。 bowers-wilkins.cn | The only acoustic constraint to bear in mind is that corner locations will result in [...] significantly emphasised low frequencies and should be avoided. bowers-wilkins.eu |
例如，如果您只想触发器对 每个次要的低频打击 音发生反应，可以使用此项。 dmx512.ch | This can be of use if you only want the trigger to react [...] to every second bass beat, for example. dmx512.ch |
未来，TD-LTE 将会获得更多的低频段资源，以实现更 大范围的连续覆盖，从而进一步提升 TDD 运营商的市场竞争力。 tdia.cn | In the future, TD-LTE will get more LF resources to achieve even greater range of continuous coverage, thus further strengthening the competitiveness of TDD operators in the market. tdia.cn |
这样，低频电位 补偿电流便被抑制，对高频 干扰信号的保护作用仍然得以保留。 vega.com | The low frequency potential equalisation [...] currents are thus suppressed, but the protective effect against high frequency interference signals remains. vega.com |
也就是 说，在较远的距离处低频会大 幅地下降——这是减少背景噪音及避免啸叫一个非常重要的因素。 dpamicrophones.com | This means that the bass roll-off will be [...] more prominent at a greater distance – an important factor when it comes to rejection [...]of background noise and the fight to avoid feedback. dpamicrophones.dk |
目前 各国 [...] TD-LTE 运营商已经开始普遍关注和呼吁低频 段 的 应用，全球 TDD 频段资源将会逐渐丰富，以保证网络容量与覆盖的平衡。 tdia.cn | Currently, the TD-LTE operators in the countries have begun to pay close [...] attention to and call for the application of [...] LF, global TDD frequency band resources [...]will be gradually increasing that provide [...]network requirement of capacity and coverage. tdia.cn |
但是，数字电压调节也可用于将发电机保持在其功率范围内以及帮助减小电力系统中 的 低频 振 荡。 voith.com | Nonetheless, the digital voltage regulator is also expected to [...] maintain the generator inside its capability limits and [...] assist in damping low frequency oscillations in the [...]power system. voith.com |
在直流或低频 偏置 信号的作用下 RF 阻抗可变的这一特性，使得 PIN 二 极管可用于承受高正向偏压或反向偏压的 [...] RF 开关电路应 用；或在 RF 衰减电路中，通过控制流过二极管的直流偏 置电流的幅度，用作连续可变的 RF 阻抗。 skyworksinc.com | This variable RF [...] impedance versus DC or low frequency bias signal allows the [...]diode to be used in RF switching circuits, [...]in which the PIN diode is either heavily forward-biased or reverse biased, or in RF attenuation circuits, in which case the PIN diode is utilized as a continuously-variable RF resistance by controlling the magnitude of the DC bias current through the diode. skyworksinc.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 |
南大西洋甚低频网络的其他目标是：(c)研究在发生太阳耀斑等瞬变扰动时 电离层 D 区域的属性；(d)太阳系外电离层扰动源的诊断；(e)观察产生电离层扰 动的大气现象，如高空精灵闪电、地面伽玛射线闪烁和地震电磁过程；(f)提供 实验数据集，馈入计算机传播代码以获取特定发射机—接收器路径 甚 低频 波特 性的每日模板；(g)研究（南部）高纬度电离层的特殊属性。 daccess-ods.un.org | Further objectives of SAVNET were: (c) the study of ionospheric D-region properties during transient perturbations such as solar flares; (d) the diagnosis of extrasolar sources of ionospheric perturbations; (e) the [...] observation of atmospheric [...] phenomena producing ionospheric perturbations, like sprites, terrestrial gamma-ray flashes and seismo-electromagnetic processes; (f) the provision of experimental data sets to feed computational propagation codes in order to obtain daily templates of very-low-frequency wave properties on a given transmitter-receiver path; and (g) the study of peculiar properties of the ionosphere at high (southern) latitudes. daccess-ods.un.org |
用于能谱学和移动式观测台的低成本 低频 率 复 合天文仪器（CALLISTO） 是一个以市场上的民用电子为基础的双信道频率捷变接收器。 oosa.unvienna.org | The Compound [...] Astronomical Low-cost Low-frequency Instrument for [...]Spectroscopy and Transportable Observatory (CALLISTO) is a dual-channel frequency-agile receiver based [...]on commercially available consumer electronics (see figure IV). oosa.unvienna.org |
如果泡沫导致产生测量错误，应使用尽可能大的雷达天线，具有更高 灵敏度的电子部件或低频雷达传感器 (C 频带)。 vega.be | If foams are causing measurement errors, the biggest [...] possible radar antennas, the electronics with [...] increased sensitivity or low frequency radar sensors [...](C band) should be used. vega.be |
从2010年起，这座中国射电频谱日像仪将“调”到太阳的“波段”，捕捉来自日冕物质抛射现象 的 低频 射 电 波。 chinese.eurekalert.org | Starting in 2010, the Chinese spectral [...] radioheliograph (CSRH) will “tune in” to [...] the Sun to capture low-frequency radio bursts of [...]a phenomenon known as coronal mass ejection. chinese.eurekalert.org |
这款精巧的超重低音扬声器能以超凡的清晰度和精确度生成 最 低频 率 ，添加到您的设置中，从而创造更丰富、更完整的声音体验，使您最喜欢的音乐或电影更加动人。 bang-olufsen.com | Able to produce the lowest frequencies with stunning clarity [...] and precision, adding this compact subwoofer to your setup will produce a richer, [...]more complete sound experience that will enrich your favourite music or film. bang-olufsen.com |
另一方面，在楔形线低频区域 (振幅较大的区域)，在黑白边缘附近，由于相机频率特性(特 别是边缘强调处理)的影响，大多数情况下会伴随较大的振幅的波状辉度变化(ringing)(该辉度 变化比极限分辨率附近的楔形图像振幅 [辉度变化 ]大得多的情况也不鲜见)，即使在这种情况 下，若 ringing 的振幅与相应的低频楔形 图像的辉度振幅相比足够小，人眼仍然可正确地忽视 该 ringing。 cipa.jp | In another case, in the lower frequency range of the wedge (the region of larger amplitude), oscillating changes in luminance of considerably large amplitude (ringing) can occur near the black/white edges due to the effects of camera frequency characteristics (especially the edge contrast processing); it is not rare that a change in luminance is much larger than the amplitude (change in luminance) of the wedge image [...] near the limiting resolution. cipa.jp |
对于增加振膜厚度的可能性，考虑到 Rohacell® 材料的低密度，因此这并不成问题，同时它仍然可以满 足 低频 截 止和灵敏度目标。 bowers-wilkins.cn | The potential downside of increased cone thickness [...] is weight gain, but [...] thanks to the low density of Rohacell, that's not a problem and low frequency cut-off and sensitivity [...]targets can still be met. bowers-wilkins.eu |
接收器和天线之间的这种结合 称为甚低频接收器。 oosa.unvienna.org | This combination of receiver and [...] antenna is called a VLF receiver. oosa.unvienna.org |
输入加法放大器A1和A4将左右声道的信号与中置输入信号以 及 低频 效 果 （LFE）输入信号（它包含音量极高 的 低频 效 果 声音，如爆炸声）进行混频。 analog.com | Input summing amplifiers A1 and A4 combine the main left and right [...] signals with the center [...] input and the low frequency effects (LFE) input (which accommodates very loud low frequency effects [...]sounds, such as explosions). analog.com |
在低剪切速率和低频振荡 范围时确定零剪切粘度，能提供可靠的和可重复的数据。 malvern.com.cn | Provides more reliable and reproducible data when determining the zero [...] shear viscosity at low shear rates, and [...]the low frequency oscillation spectrum. malvern.de |
我们看到，传媒系统 [...] 中正在出现“联网通信”，这种系统“有两个中心节点，一个节点提 供 低频 互 动 ，以电视为 主导，另一个节点则提供高频互动，以互联网为中心。 unesdoc.unesco.org | We are seeing the emergence of “networked communications” in a [...] media system, that “offers two central nodes, [...] one centred on Iow interactivity, [...]where television rules, and another where the [...]centre is the Internet, offering high interactivity. unesdoc.unesco.org |
利用这两个参数可以避免讨厌的低频 进入到混响尾音的处理器。 tcelectronic.com | Use these two parameters to take away [...] any objectionable low frequencies entering the Reverb [...]tail processor. tcelectronic.com |
Beta 52A 经过低频重低音和 高功率声压级处理的优化，其超心形设计可以在最大程度上隔离其它舞台声音。 acehk.com | Optimized for low-frequency bass punch and [...] high-power SPL handling, the Beta 52A's supercardioid design provides maximum [...]isolation from other onstage sounds. acehk.com |
与其它为低频应用 （在这些应用中多数金属接近完美导体）而设计的类似技术不同的是，Lumerical的技术建立在其专有的高精度多系数材料特性拟合上，能精确模拟实际光学器件设计中任意色散介质之间的界面。 tipschina.gov.cn | Unlike similar [...] technologies designed for lower frequency applications where [...]most metals behave like perfect conductors, [...]Lumerical's approach builds on their proprietary Multi-Coefficient Materials to accurately treat the interfaces between arbitrary dispersive media found in real-world optical device designs. tipschina.gov.cn |
如需在非常宽敞的房间或专用家庭影院中使用，我们建议增加一个 BeoLab 2 超重低音扬声器，以便在低频谱条 件下获得最可靠的震撼效果。 bang-olufsen.com | For use in a very large rooms or dedicated home theatres, we recommend adding a BeoLab [...] 2 subwoofer for definitive power in the low spectrum. bang-olufsen.com |
所有加速度计为恒定加速度提供恒定输出信号，从 较 低频 率 到 加速度计响应导致的输出增加设定的限制。 bksv.cn | All accelerometers give a constant [...] output signal for a constant [...] acceleration, from very low frequencies right up to a limit [...]that is set according to the increase [...]in output due to the resonance of the accelerometer. bksv.com |
它有特定的频率响应，即使把话筒戴在身上或藏在衣服里使用， 仍可拾取清晰的语言，带有低频衰减 和语音频段提升功能，使其成为在现场录音中产生更好听感的话筒。 dpamicrophones.com | Its frequency response is customized for maximum [...] vocal clarity in body-worn and concealed [...] applications, with a low-end roll off and [...]presence boost, making this an ideal sounding [...]microphone to use in the field or on the set. dpamicrophones.dk |
当与一 个超低频音箱 一同使用的时候，建议使用60Hz或80Hz 的滤波器，这样可以获得更大的无失真的声压级。 dynaudioprofessional.com | When used with a subwoofer it is recommended [...] to use either 60Hz or 80Hz filter, thus allowing a higher un-distorted sound-pressure level. dynaudioprofessional.com |
利用日本GAME资料、TRMM卫星资料及中国730站降水资料研究了1998年夏季亚洲地区对流层至平流 层 低频 振 荡（LFO）的传播特征及该年长江中下游夏季降水变化的LFO型，结果表明：1998年5—8月，在青藏高原经纬度上，对流层LFO的东西向传播特征与季节变化有关。 cmsjournal.net | The propagation characteristics of the atmospheric low frequency (LF, 30--60 days) oscillation (LFO) around the Tibetan Plateau from troposphere to [...] stratosphere and its relationship with the [...] floods over the mid-lower reaches of the Yangtze [...]River in the summer of 1998 are studied, [...]based on the GAME dataset from Meteorological Research Institute (MRI)/Japan Meteorological Agency, the TRMM satellite rainfall and the 730-station precipitation over China. cmsjournal.net |
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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