- watch system
- 值班: be on duty
- 制: make; manufacture
- 值班制度: standby system; watch system
- 值班: be on duty◇值班部队 element on duty; 值班工程师 shift engineer; 值班人员 operator in charge; operator on duty; 值班室 night shift room; guards' room (in a factory, etc.); 值班员 person on duty
- 二班制: two-shift
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