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- the oscillation of radio waves 无线电波的振荡.
- The sun sometimes spoils the propagation of radio waves. 太阳有时会影响无线电波的传播。
- The universe is bathed in a sea of radio waves. 宇宙浸泡在无线电波的海洋中。
- the oscillation of the compass needle/of radio waves 罗盘指针的摆动；无线电电波的振荡
- Now we finally come to electronic instruments. In these instruments sounds are produced by varying the oscillations of radio tubes with the exception of the Hammond organ. 现在该说说电子乐器了。除哈蒙德电风琴，这类乐器全是靠变换无线电真空管振荡而发声的。
- To be guided to a target automatically,as by means of radio waves. 自动导向通过无线电波被自动导向某一目标。
- To be guided to a target automatically, as by means of radio waves. 自动导向通过无线电波被自动导向某一目标
- Timing an echo of radio waves is the principle on which radar operates. 计算无线电波回声的时间乃是雷达运行所依据的原理。
- As an example, the oscillation of a rectangular harbour due to the incident waves with different directions and wave numbers was investigated. 作为算例，就一矩形港湾在不同方向、不同波数入射波情况下的港内水波振动问题进行了计算分析。
- But certain stars, called pulsars, give off regular pulses of radio waves. 但有些恒星，所谓的脉冲星，会有规律地发出射电波脉冲。
- The net acts as a sail and is driven by the pressure of radio waves generated by a huge radio transmitter. 这个网在一个巨大的无线电发射器产生的无线电波压力的驱动下，像船帆一样运作。
- Both the quick-algorithm of radio wave reflation are presented in the paper. 本文提出了电波折射误差快速算法及修正。
- Volcanic tremor is due to the oscillation of magmagic gas or due to the crater-wall falldown. 火山地震由火山气体振荡或火山口内壁崩塌引起。
- Volcanic tremor is due to the oscillation of magmatic gas or due to the crater-Wall falldown. 火山地震由火山气体振荡或火山口内壁的崩塌引起。
- Volcanic tremor is due to the oscillation of magmatic gas or due to the crater-Wall downfall. 火山地震由火山气体振荡或火山口内壁的崩塌引起。
- In 1895, Marconi, Italy and Russia Popov at the same time the invention of radio waves. 1895年，意大利马可尼和俄国波波夫同时发明无线电波。
- This paper is devoted to study the oscillation of second order nonlinear differential equations with impulses. 摘要对二阶非线性脉冲微分方程的振动性给出了充分判据。
- Some of them reckon that, besides microwaves, the sky reverberates with the din of radio waves as well. 其中一些天文学家认为，除了微波之外，宇宙还同辐射波的杂音一起发生反射。
- The oscillation of this OPO system can last for about three hour, even without a feedback system. 在无反馈伺服系统的情况下,该参量振荡器可维持振荡达三个小时。
- The oscillation of a class of second order strongly sublinear delay differential equations is discussed. 讨论了一类二阶强次线性时滞微分方程解的振动性质,建立了三个新的振动性定理。
