“particularly serious fire”的概念、定义、翻译、参考文献-科学参考

单词	particularly serious fire
释义	particularly serious fire Encyclopedia 工学火灾等级标准释 particularly serious fire特别重大火灾造成30人（含）以上死亡，或者100人（含）以上重伤，或者1亿元（含）以上直接财产损失的火灾。
随便看	upstream scheme upstream sequence upswept uptake uptake coefficient uptempo upthrow upthrust uptilt Upton Sinclair up-to-standard evaluation of water function zone upturned roof-ridge UPU upward upward bias upward causality upward compatibility upward concave upward continuation upward convex upward cumulation upward cut and fill stoping method upward deviation upward directed set upward/downward atmospheric radiation

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