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1·The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.

从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。

2·Those circuits are different in operating principle.

那些电路的工作原理各不相同。

3·The types and operating principle of heat exchangers are explained.

阐述了换热器的类型及工作原理。

4·This is not only a UTC operating principle, the company's foothold.

这不仅是UTC的经营原则，也是公司的立足之本。

5·Today's operating principle is: ‘What's in it for me? ’ People need hope.

今天这里通用的原则就是‘这里面有我什么事儿吗’人们需要希望。

6·The structural design and the operating principle of the system were expounded.

详细论述了系统的工作原理和结构设计。

7·Einstein tried to deduce the operating principle of the toy purely by reasoning.

爱因斯坦想通过纯粹的推理来推断出这个玩具的工作原理。

8·The paper mainly deals with the structure and operating principle of this system.

本文主要介绍该系统的结构和工作原理。

9·The work is important since the solar cells are based on a new operating principle.

我们的工作很有意义，因为这种太阳能电池是以一种全新的原理开发的。

10·The operating principle of the selective laser sintering technology was introduced.

介绍了选择性激光烧结技术的工作原理。