Preventive fire protection in railway vehicles; part 2: fire behaviour and fire side effects of materials and parts, classification, requirement and test methods.
铁路车辆防火；第2部分：火车材料和部件燃烧性能和并发现象，分类，要求和测试方法。
Concentration ratio of fire side to back side is adjustable within the wide range of 1 ~ 4 so as to ensure the realization of optimum rich-lean ratio firing under variable load conditions.
向火侧与背火侧浓度比在1 ~4的大范围内可调节，保证了锅炉在变负荷工况下实现最佳浓淡比燃烧。
In another game, two apple pits or nuts, representing a pair of lovers, are put on the fire side by side.
另外一个游戏，代表一对爱人的两个苹果核被并排放在火上。
So he took it home, put it by the fire-side, and tried to make it warm.
于是他就把蛇带回家，把它放在火边，试图让它暖和起来。
So he took it home, put it by the fire-side, and tried to make it warm.
于是他就把蛇带回家，把它放在火边，试图让它暖和起来。
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