... 周期性运动 cyclical movement 周期性运动periodical motion 音量单位 volume unit ...
双语例句
1
The periodicalmotion of aircraft rotating structures will cause a periodically modulated radar return signal.
飞机旋转部件的周期运动会对雷达信号的回波产生一个周期性的调制。
2
Within the supercritical speed range, the response of the rotor is periodicalmotion with the increase of amplitude.
在临界转速区，系统响应为周期运动，振幅相应增大。
3
The paper introduces the motion module of CNKI china periodical internet. It analysizes the structure and function of china periodical internet's. knowledge information management system.