The cooling unit hasn't come on yet.

冷却装置还未工作。

We just had installed a new 12-ton cooling unit in the lab.

最近我们在实验室安装了一个新的12吨冷却单元。

The distinctive feeding inlet with consummate water-cooling unit design.

独特的入料口设计，具有完美的水冷装置。

However, the motor of water-cooling unit will be destroyed easily after mending.

而维修好的冷水机组，其电机往往容易再次烧毁。

It introduces the operation principle and program design of PC (programmable controllers) used on the water cooling unit.

论述了冷水机组的工作机理，并着重介绍可编程序控制器在冷水机组实际使用中的程序设计思想。