“operation at confined space”的概念、定义、翻译、参考文献-科学参考

单词	operation at confined space
释义	operation at confined space Encyclopedia 工学化学品生产单位特殊作业释 operation at confined space受限空间作业进入或探入受限空间进行的作业。
随便看	wandering phase wandering phenomenon wandering point wandering road wandering set wandering star Wands duality Wands对偶 Wan Fang Wanfang Data Wanfeng Lin Wanfo Cave Wanfo Cave at Qingliang Shan Wanfoshan Caves Wanfotang Caves Wanfotang grottoes Wang Aiai Wang Ang Wan'ganhou Wang Anjiang Wang Ankui Wang Anli Wang Anqi Wang Anshi Wang Anshi's Reform

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