如果你闻到煤气味，关闭总阀门。
我出门之前，把煤气的总阀关掉了。
如果你闻到煤气味，关闭总阀门。
请你务必在用完煤气后关掉总阀。
松开水龙头的透气口，打开总阀送水，打开水龙头。
Unscrew the aerator from the faucet, turn the water on at the shutoff valves, and open the faucet.
关闭给水总阀，将总阀到水龙头间的冷、热水管拆除。
Turn the water off at the shutoff valves and remove the hot and cold supply lines running from the shutoff valves to the faucet.
于是乎，在物业把总阀门关掉之前，姥姥家发大水了。
Thus, before the property management of residence turned off the valve, my grandmother's house was flooded.
选装高位花洒、洒水控制气动总阀、20米绿化卷盘等。
Optional high flower is aspersed, sprinkler control pneumatic valve, 20 metres green reel, etc.
注意：吹灰器维护检修时，一定要先切断电源，检修阀门时应关闭管路总阀。
Caution: Before maintenance, shut off the power and close the main valve.
将给水管与水龙头的进水端连接，在给水总阀处缠绕生料带，然后连接给水管与总阀。
Connect the supply lines to the inlet pipes on the faucet, wrap Teflon tape around the shutoff valve connections, and connect the other ends of the supply lines to the shutoff valves.
将给水管与水龙头的进水端连接，在给水总阀处缠绕生料带，然后连接给水管与总阀。
Connect the supply lines to the inlet pipes on the faucet, wrap Teflon tape around the shutoff valve connections, and connect the other ends of the supply lines to the shutoff valves.
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