He is studying the working principle of a dynatron.

他正在研究三极管的工作原理。

His invention is based on a simple working principle.

他的发明基于一个简单的工作原理。

The working principle of this machine is very simple.

这台机器的工作原理非常简单。

Can you explain the working principle of this device?

你能解释一下这个设备的工作原理吗？

We need to understand the working principle of this system.

我们需要了解这个系统的工作原理。

This experiment demonstrates the working principle of an electric motor.

这个实验展示了电动机的工作原理。

Working principle diagram of brake booster

制动助力器工作原理示意图

Working principle of a virtual axis machine tool was analyzed.

对虚轴刃磨机床的工作原理进行了分析.

The working principle of CCD and laser disturbing principle are introduced.

介绍了CCD的工作原理及激光对CCD的干扰机理。

The homogenization principle of gravity blending silo and the working principle of blending pipe are recommended.

介绍了重力掺混料仓的均化原理和掺混管的工作原理.