停堆系统 meaning in English

reactor shut-off system
reactor shutdown system
shutdown system

Chemical shut - down system
化学停堆系统
Liquid shut down system
液体停堆系统
On april 26 , 1986 was mainly due to a combination of severe design deficiencies of the reactor and its shutdown system , coupled with violation of procedures when conducting an experiment on the reactor unit
主要是由于反应堆及其紧急停堆系统在设计上存在严重缺陷，加上在反应堆进行实验时违反有关程序。由于
On april 26 , 1986 was mainly due to a combination of severe design deficiencies of the reactor and its shutdown system , coupled with violation of procedures when conducting an experiment on the reactor unit
主要是由于反应堆及其紧急停堆系统在设计上存在严重缺陷，加上在反应堆进行实验时违反有关程序。由于