他们正在测试新的电机。

They are testing the new electrical machinery.

维修电机需要专业知识。

Repairing electrical machinery requires specialized knowledge.

这家工厂使用了很多先进的电机。

This factory uses a lot of advanced electrical machinery.

这台电机非常高效。

This piece of electrical machinery is very efficient.

我们需要一台新的电机来完成这个项目。

We need a new piece of electrical machinery to complete this project.

三相电机厂生产各种型号的电机。

Four, three-phase electrical machinery plant various types of electrical production.

电机原理与拖动

Principles of electrical machinery & towage

电机的振动和噪声是评定电机质量的重要标志。

The vibration and noise of electrical machine is the important symbol for evaluating the electrical machinery quality.

为分析和设计电机提供了有效方法。

Provided the efficacious device ways to analyze and designs the electrical machinery.

该滚珠丝杆的端头连接着驱动电机。

The end head of this ball silk pole is connecting the electrical machinery of urging.