查询词典 low-level

Not only is sound pressure low, but the frequency is very low in pitch.

不仅是声音压力较低，但频率是非常低的音调。

The inention relates to a radio wave absorber which can achieve low cost, a small transportation volume, an excellent radio wave absorbing characteristic from a low frequency to a high frequency with a short length, a small or no difference in the characteristic of a polarization plane, and can be easily fabricated and worked.

本发明涉及一种电波吸收件、电波吸收体及其制造方法、以及电波暗室，用于实现下述的电波吸收体，其成本低、输送体积小、长度短、从低频到高频能获得良好的电波吸收特性，没有极化面特性差或该极化面特性差较小、重量轻、结构强度高、制造和施工容易。

Talc has a platy structure with hydrophobic surfaces. There is weak cohesion between the crystal lattices within talc particles; hence it possesses the advantages of a very low frictional coefficient, softness, and low abrasiveness.

滑石粉为片状结构，具有表面疏水性、在滑石粉颗粒中，晶格层间的内聚力较低、具非常低的摩擦系数、柔软性、低磨擦性等优点。

The microstrip antennas has the volume small, the weight light, the structure stable, the section plane low, the feed way nimble, the cost low, is easy and the flight vehicle line, is altogether easy to produce the plan polarized wave and and so on the merit.

微带天线具有体积小、重量轻、结构稳定、剖面低、馈电方式灵活、成本低、易与飞行器共行、易产生线极化波和圆极化波等优点。

The experimental results indicated that these metal oxide catalysts had better catalytic activities to the methylene chloride gas at low concentration, and the catalytic activities increased with the increase of temperature,but decreased with the increase of inlet gas concentration. The CrO3/potsherd catalytic activity was better than V2O5/potsherd, and the CrO3/potsherd catalyst displayed higher activity at the relative low temperature. When the reaction temperature was 320 ℃, the conversion rate could reach 99%, and the result of 100h catalyst stability experiment show that the catalytic activities have good stability.

实验结果表明此类金属氧化物催化剂对低浓度CH2Cl2气体有较好的催化活性，催化剂的活性随温度升高而升高，随入口废气浓度增大而降低，其中CrO3/陶瓷片催化剂的催化活性比V2O5/陶瓷片催化剂的活性好，CrO3/陶瓷片催化剂在较低温度下就表现出较高反应活性，在反应温度320℃时，转化率即达到99%，同时催化剂100h稳定性实验结果表明催化剂活性有很好稳定性，为进一步工业化应用提供理论和实践依据。

Infrared remote control device with small size, low power consumption, strong function, and low cost.

红外线遥控装置具有体积小，功耗低、功能强、成本低等特点。

Low loss. Green and low noise characteristics, apply to: power transformer, reactor and a number of similar related products.

低损耗。低噪音和绿色环保的特点，适用于：电力变压器，电抗器以及一些同类相关的产品。

High power and super-high speed semiconductor switch RSD has great advantages in pulse power system : simultaneous turn-on in all area, high di/dt, high speed, high power, low power loss, infinite series, easily used in series and parallel connection, low cost and long lifetime etc.

大功率超高速半导体开关RSD相对传统的半导体开关在脉冲功率领域具有显著的特点：全面积同步导通，di/dt高，开启速度快，开通延时几乎为零，功耗低，理论上可无限串联，串并联使用时触发相对简单，维护方便、成本低而且使用寿命长。

Powerfrugal systems would keep electyicity usage low so that the demand on outsidesources is low .

省电的系统能够保持低的电使用量，因此对外部来源的要求是少的。

Powerfrugal systems would keep electricity usage low so that the demand on outside sources is low.

节能系统能使用电量降低，因此对外来电力的需求比较少。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。