查询词典 high frequency wave

This method was to avoid high frequency false wave and compress the effective signals and cause the decrease on inversion precision. The inversion formula was rederived.

这种做法在消除高频假波的同时会对有效信号进行一定的压制，造成反演精度的降低。

Ultrasound, which serves as a mechanical wave energy source of high-frequency vibration, interacts with matter in micro-field.

超声作为一种高频振动的机械波能源，可在微观层次上与物质发生相互作用。

Our strong technical force, various types of equipment Mounter, wave soldering, a high-frequency thermal machine ...

本厂技术力量雄厚，各式设备（贴片机、波峰焊、高频热合机。。。

It produces trigger pulse by comparing the!synchronous signal integral with the phase shift signal,and has the ability of resisting synchronous signal high frequency interference and wave distortion.

同步信号的积分与移相信号比较产生触发脉冲，抗同步信号的高频干扰和波形畸变的能力强。

Synchronous signal integral with the phase shift signal,and has the ability of resisting synchronous signal high frequency interference and wave distortion.

它是利用同步信号送入专用集成触发电路TCA785，经过同步过零，放电监控，同步寄存器，控制比较，脉冲形成与分配，最后触发可控硅电路。

A high frequency secondary instability mode is detected, which rides on the primary instability wave in time domain and appears at the inflectional point of mean streamwise velocity profile.

结果表明，高频二次不稳定性在时域上表现为骑在基频波的特定的相位区域。

A method where the direction of light passing through a crystal is changed using a high frequency sound wave.

在那里光的指示过去的一种方法透过一颗晶片被使用高的频率声波改变。

The outlines of thesis are as follows: In order to solve the problems that noises such as corona can not be removed by routine electrical measurement methods and the signal of PD generated from the GIS can be picked up effectively, the transmission character of electromagnetic wave generated by PD in GIS is studied. The ultra high frequency band of the signal is chosen to solve the problem.

主要工作如下：针对GIS局部放电在线检测技术中既要避开常规电气方法难以排除的电晕等干扰，又要有利于接收信号的关键问题，研究了GIS内的局部放电信号发出的电磁波的传输特性，选择超高频段信号为接收信号。

It is found in field detection that ultra high frequency signals can diffract from the joint of transformer. The feasibility of using external UHF sensor for detecting partial discharge activities is discussed, and the external propagation characteristic of UHF electromagnetic wave is investigated via the lab experiment.

针对变压器箱体的接缝处可以衍射出局部放电特高频电磁波信号的现象，在分析变压器箱体接缝对局部放电特高频电磁波传播影响的基础上，探讨了接收天线外部检测特高频信号的可行性，并通过实验研究了局部放电特高频电磁波的外传播特性，通过对信号进行小波包分析，比较了外部接收和内部接收信号的差异。

The structure of batscochlea is partly resembled withother mammals; meanwhile, there are some specilized aspects, which are considered asmorphologic adaptation to dealing with ultra-high frequency sound wave.

蝙蝠的耳蜗结构在部分相似于其它哺乳类动物的同时，也有部分特化现象的存在，这些特征都被认为是处理超高频声波的形态学适应。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。