单选题在更换O-形封圈的时候: When replacing the O- shape sealing ring:

A、可以使用尖嘴钳拆卸O-形封圈。 Can use pointed-nose pliers remove O- shape sealing ring。

B、报废旧的O-形封圈,使用新的O-形封圈。Report of waste O- shaped seal ring, using the new O- shape sealing ring。

C、可以重复使用经检查合格的拆下的O-形封圈。 Can be used repeatedly after inspection qualified to remove the O- shape sealing ring。

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单选题 在更换O-形封圈的时候: When replacing the O- shape sealing ring:

单选题在更换O-形封圈的时候: When replacing the O- shape sealing ring: