“urban search & rescue”的概念、定义、翻译、参考文献-科学参考

单词	urban search & rescue
释义	urban search & rescue Encyclopedia 工学城市搜救释 urban search & rescue城市搜救在城市环境下对被困人员的搜索与营救技术。
随便看	sigma-algebra sigma algebra of events sigma-algebra of events sigma-algebra of sets sigma algebra prior to tau sigma-algebra prior to tau sigma-algebra prior to τ sigma aromaticity sigma bond sigma bond metathesis sigma-compactness sigma-compact set sigma-compact space sigma-complete sigma-complete ideal sigma-complete lattice sigma-completeness sigma complete vector lattice sigma complex sigma discrete family sigma-discrete family sigma electron sigma field sigma-field sigma field of events

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