residual operating current
常見例句
- The operating principle and the use of residual current protective device is introduced, and its selection, installation and limitation are commented.
介紹了賸餘電流動(dòng)作保護(hù)器的工作原理及其用途，敘述了賸餘電流動(dòng)作保護(hù)器的選型、安裝及其侷限性。
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