“sinking ventilation”的概念、定义、翻译、参考文献-科学参考

单词	sinking ventilation
释义	sinking ventilation Encyclopedia 工学竖井施工方案释 sinking ventilation凿井通风竖井施工时，采用换气方法排除爆破后聚集在掘进工作面空气中的有害气体和粉尘，改善作业环境的作业工艺。
随便看	element of a spread element of best approximation element of city planning element of contact element of eclipse element of finite order element of geometry element of infinite height element of infinite order element of information exchange element of integration element of length element of orbit element of regular wave element of reserve element of the first importance element of volume elemento organic chemistry elemento-organic chemistry elemento organic compound elemento-organic compound elemento-organic polymer element organic polymer materials element pair element partition

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