The specially designed controllers are proof against splashed water to reduce the harm from moisture and mist, lengthen fixtures lifespan.
特别设计的控制器都证明对溅到水，以减少损害的水分和薄雾，延长设备使用寿命。
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。
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。
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