Import boxes are a special form of cut-off valve.
进口隔膜阀是一种特殊形式的截断阀。
Lose, basically in high pressure cut-off valve leakage.
保不住，基本上就是高压截止阀发生内漏了。
The cut-off valve type, the internal leakage is not allowed.
对于截断阀类来说，内漏是不允许的。
It will be replaced valve, the cut-off valve and ball valve.
它将可取代闸阀、截止阀及球形阀。
It will be replaced by valve, the cut-off valve and ball valve.
它将可取代闸阀、截止阀及球形阀。
Cut the tubes to a proper length and place them in the cut-off valve.
切开管对适当的长度并且安置他们在停汽阀。
Cut the tubes to a proper length and place them in the cut-off valve.
切开管对适当的长度并且安置他们在停汽阀。
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