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Detach the sensing line from the inlet ball valve and the elbow on the relief valve.
从进口球阀和安全阀上的弯头处拆卸感应管道。
youdao
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Marion USES the screen to curl to the elbow and wait for the ball.
马里昂利用掩护卷切到牛角区等球。
youdao
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Marion USES the screen to curl to the elbow and wait for the ball.
马里昂利用掩护卷切到牛角区等球。
youdao