查询词典 sound wave

Unlike available raticide throwing and sound wave mouse repelling methods, which pollute and damage the life environment of human, the said method can repel mouse while protecting ecological environment. The present invention may be widely used in various areas.

采用了本发明所说的驱鼠方法和装置改变了由于用毒药、声波在驱鼠过程中对人们的生活环境造成污染和损害的状态，在可以达到有效地把老鼠驱逐在人们生活区以外又保护人们的生态环境，可以广泛地使用在各种地区。

It start with several plain and rusticity problem, have described the problem about essential of Doppler offect of sound wave, relative velocity between photon, third observer.

先从几个比较浅显、质朴的问题入手，对声多普勒本质、光子间的相对速度问题、第三者问题作了较详尽的探讨和证明。

Sound wave has both scalar quantity and vector field, while traditional acoustic pressure sensor system merely makes use of its acoustic pressure information.

声波兼有标量场和矢量场，传统的声压水听器系统仅利用了其声压信息。

Suppose the speakers both emit a pure sinusoidal sound wave of constant frequency.

假定两个扬声器都发射恒定频率的纯正弦声波。

And the work done to do that robs the sound wave of some energy.

在这个运作过程中，劫掠了声波的一些能量。

This results in a more voluminous sound wave and thus far greater clarity.

这产生了更大的声音波形和由此产生更佳的清晰度。

What kind of effect does wavelength have in a sound wave?

声波中波长的作用是什么？

There has to be a delay from the speaker to the microphone for the sound wave to propagate.

我们要做的是必须延迟发言者的回声波传到话筒。

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。

If the words sound wave within the green, then this person is to use normal tone of the speech.

如果说话的音波在绿色范围内，那么这个人就是用平常的语气在说话。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。