... point of fall 降落点 point sound source 点声源 point symbol 点符号 ...
双语例句
1
The sound fields of the parametric line array can be analysed by it. Firstly, the point-source function is expanded into an operator on a plane wave function.
This paper develops a theoretical formula for calculating interfacial noise of vibrating point from its vibratory quantity with pulse semisphere soundsource as basic physical model.