... fireball model火球模型 first harmonics基波 first integral初积分 ...
双语例句
1
The paper first introduces the basic knowledge of power system harmonics, and points out the importance of studying harmonics.
本文首先介绍了电力系统谐波的基本知识，并指出了电力系统谐波研究的艰巨任务和重大意义。
2
In this paper, depending on the real problems of the power system harmonics, first describing the classification, topological structure, the advantages and applications of active power filter.
本文从电力系统谐波研究的实际问题出发，首先阐述了有源电力滤波器的分类及拓扑结构以及优势和应用前景。
3
The harmonics of the output waveforms of AMR magnetic grating ruler head were analyzed and the half harmonics' phenomena were observed for the first time.