control operation

Respirometry is very widely used to characterize the activated sludge system and to control its operation in wastewater treatment plant.

在监测污水处理厂活性污泥系统的,制其运时,人们广泛了呼吸测量法。

Except the use of time relay to control the pressure maintaining and cooling, the rest all takes a route switch to control the ordinal operation and speed changes for each hydrocylinder.

本系统ㄋ时间继电器制保压和冷却动作外，其余都程开关制各油缸依次动作和进速度换接。