unscrewing

It can be removed by simply unscrewing with a large pipe wrench.

只需用一把较大的管道扳钳旋下螺纹就可以拆卸底部塞弹簧总成.

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Separate the two pipes by unscrewing them.

松开螺丝把两根管子拆开.

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The valve should be able to be removed by unscrewing the valve from housing.

通过从外壳上旋下安全阀应该能够拆卸安全阀.

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Gear operator is removed by unscrewing hex head screws which hold operator to valve body.

通过拧松将操作机构固定在阀体上的六角螺栓来拆卸齿轮操作机构.

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