Drag onto the page to add a thyristor, bi - directional triode - type, triac - gated switch.

拖到绘图页后,可以添加可控硅 、 三端 双向 可控硅开关、三端双向可控硅门开关.

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Special safety switch on the door. Operation stops immediately when the door is opened.

安全门开关设计,开门即停安全可靠.

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Use the gas stove safely. Turn off the stove before leaving avoid accident.

安全使用煤气炉, 每次用完后,关紧煤气开关及炉门开关,以免造成事故.

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