normallly open
英
美
- 常开状态
双语例句
- When used for balancing water distribution systems, valves should always be in the fully open position at the commencement of any commissioning or flushing exercises.
如果用于平衡水分流系统，那么在投入运行或进行冲洗作业的开始阶段，阀门应该总是处于全开状态。
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