electromagnetic gas safety valve
electromagnetic gas safety valve
电磁气体安全阀
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The problem of use safety of the gas is mainly solved by installing a gas leak alarm device, a mechanical arm controlled by an alarm and an electromagnetic valve.
燃气使用安全问题主要靠安装燃气泄漏报警器、报警器控制的机械手、电磁阀来解决。
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