For compression end connection, first slide compression nut onto copper tube, then slide on ferrule.
对于压缩端口连接，首先将压缩螺母移动到铜管上，然后装上套圈。
In the end, this had to do crazy nut chewing has become his habit.
到后来，这种不得不做的啃嚼已经成了他疯狂的癖好。
In the end, this had to do crazy nut chewing has become his habit.
到后来，这种不得不做的啃嚼已经成了他疯狂的癖好。
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