A stall protection device, when gas finished and for other fault lead to cut out, the flame monitoring system automatically cut off access and immediately gas alarm sound occurred.

设有熄火保护装置，当燃气用完和因其他故障导致突然熄火时，火焰监测系统立即自动切断燃气通路并发生报警声音。

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Once the hydrate formate, it will lead to block pipes and equipments, even gas well's off production, pipeline shutdown, and other serious accidents.

水合物一旦生成，会导致管道和设备的堵塞，甚至造成气井停产、管道停输等严重事故。

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The sources of these toxins and poisons are often easy to isolate: a leaking roof can cause mold, houses built before 1978 may have lead paint and plywood can off-gas formaldehyde.

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