如果后续十秒内，任意一个火焰探测器能持续监测到火焰信号，则表示主火焰被证实且点火成功。

If either flame scanner continues to detect flame for a further 10 seconds then the main burner is proven and considered ignited.

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介绍汕头海湾大桥主缆缠丝所采用的氧-乙炔火焰钎接焊方法及其工艺，并对主缆缠丝焊接的难点进行了分析。

The method and technology of oxyacetylene flame braze welding for main cable wrapping at Shantou Bay Bridge were introduced, and the difficulties of the welding were analyzed.

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