如果能够,关掉户外主煤气阀,用邻居家的电话打电话给煤气公司。
Turn off the gas, using the outside main valve if you can, and call the gas company from a neighbor's home.
包括焊接主回路、采样电路、触发电路、同步电路、电磁气阀启动电路、显示界面以及看门狗等电路。
The circuit including the main welding circuit, shows the interface, watch dog circuit, sampling circuit, trigger, synchronous circuit and electromagnetism gas valve etc.
在前级泵与主泵中间串联一个电磁真空充气阀,随前级泵开关而启闭。
In between, an electromagnetic vacuum inflation valve is installed in series, which opens and closes with the switch of the pre-stage pump.
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