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- On striking the earth, the sky wave bounces back again. 一打到地面,天波又弹跳回来。
- Energy and its density of wave, Huygens principle, wave interference, standing wave and its characters, Double effect. 波的能量及能量密度;惠更斯原理;波的干涉,驻波及其特征,多普勒效应。
- Huygens principle, supposition principle of wave, wave interference, application examples. Standing wave equation, quantitative analysis of standing wave quality. Double effect. 惠更斯原理;波的叠加原理;波的干涉;应用举例。驻波的波动方程;驻波特性定量分析。多普勒效应。
- In millisecond blast engineering,the key to achieving initiative control of vibration damages by means of wave interference is to ascertain reasonable delay time interval. 在微差爆破工程中,用干扰降震法实现爆破震动灾害主动控制的关键在于确定合理的微差延期时间。
- Inevitably, some technically difficult problem must be solved, including the variety of speed about tropospheric propagation, the sky wave disturbance and the near-far problem. 但是,不可避免的遇到几个技术难题,包括无线电传播速度变化的影响,天波干扰问题,以及远近效应问题。
- In the application of above 24V direct current v oltage grade control circuit,Voltage Alternating and resonant wave interference of input model for Programmable Logic Controllers must be resolved. 可编程控制器在高于24V的直流电压等级控制回路中应用时需解决输入模块的电压变换和谐波干扰等问题。
- Please don't make this product close to electromagnetic wave interference source, when exposing under the stronger electromagnetic wave will probably result in malfunction or the inaccuracy of data. 请勿让本产品接近电磁波干扰源,暴露在较强电磁波下有可能造成故障或资料错误。
- sky wave propagation for low frequency 低频天波传播
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- ADJUSTABLE SOUND WAVE INTERFERENCE INSTRUMENT 可调式声波干涉仪
- a sky wave that is reflected by the ionosphere 通过电离层反射回来的天波
- On the resonant wave interference in cement plants 试论水泥厂的谐波干扰
- The huge trees were profiled against the night sky. 在夜空的映衬下显出大树的轮廓。
- high-frequency sky wave field strength 高频天波场强
- Surface Wave Interference Modulator 表面波干扰调制器
- a sky wave that is reflected by the ionosphere. 通过电离层反射回来的天波。
- The sky is bespangled with stars. 天空中点缀着亮晶晶的星星。
- Lightning zigzagged across the sky. 闪电曲折地在天空划过。
- "Near-Vertical Incidence Sky wave"antenna “NIVS”天线