The chemicalandvolumecontrol system functions to maintain the coolant inventory, to control the coolant chemistry and to adjust the boron concentration of the reactor coolant system.
化容系统的功能：维持主系统的水装量，控制主冷却剂的化学性能和调节主系统的硼浓度。
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This article introduce the methods which used to clean equipment currently, discuss chemical cleaning steps and attention of Volumecontrol cleaning for crude oil.