“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	closed linear span closed line segment closed long-axis orbit closed loop closed loop circulation closed loop continuity check closed loop control closed-loop control closed-loop controlled circuit closed loop control principle closed-loop control systems closed loop evaluation and reporting closed loop experiment closed loop guidance closed loop orbit closed-loop pressurization closed loop servo system closed loop supply chain closed-loop supply chain closed loop system closed loop test closed-loop test of flight control system closed-loop vector method closed magnet unit closed manifold

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