The invention adopting the technical scheme has the advantages of high mixing efficiency between air and gas, short flame length during the combustion and large section surface of flame.

由于采用了上述技术方案，本发明具有使空气和煤气混合效率高，燃烧时火焰长度短、火焰截面积大的优点。

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But the short flame and high temperature of fully aerated burners conduct more heat through burners and that causes the head of burners overheat and material the size and structure of burners.

但是由于完全预混式燃烧器火焰短且温度高，增加了火焰向燃烧器的传热，造成燃烧器头部过热，使材料老化加快。

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Some companies also think the new cells could be safer than batteries, which can burst into flame if short-circuited.

一些公司同时认为，这种新的电池也能比传统电池更安全——传统电池在短路的时候可能会燃烧。

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He stopped short of pinning Flame on American or Israeli authors.

FORBES: New Research Shows Flame Malware Was Almost Certainly A U.S. Or Israeli Creation

In short, they will burst into flame almost instantaneously, exposing the reindeer behind them, and create deafening sonic booms in their wake.

BBC: Ding dong merrily online

On Friday evening there was a short ceremony at Culdrose as the Olympic flame landed from Athens on board flight BA2012.

BBC: Olympic torch: Huge crowds turn out to cheer flame