Highlighted is the realization of the technical principle of fuel pre evaporation by utilizing the cold flame combustion phenomenon normally present prior to the ignition of liquid fuel.

重点介绍了利用液体燃料着火前存在的冷焰燃烧现象实现燃料预蒸发的技术原理。

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They are not allowed open flame at the plaza so most of the food is cold, unless volunteers cook in Brooklyn kitchens and bring meals to the plaza.

由于不允许他们找祖科蒂公园里升火煮饭，所以大多数食物是冷餐，除非是义工在布鲁克林的厨房里煮好食物，然后带到这里来。

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You are cold and flame.

你是寒冷和火焰。

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(Choral music) On a cold and gray morning, German Chancellor Angela Merkel and French President Nicolas Sarkozy together rekindled a flame before the Tomb of the Unknown Soldier near the Champs Elysees.

VOA: standard.2009.11.11

It was a flame that survived the Pusan Perimeter and landed at Inchon and even during those cold dreaded days and nights at Chosan, it still continued to burn.

CENTERFORSECURITYPOLICY: Keeping "the flame" burning