英德
有道
百度
谷歌
图片
维基
百科
进风井 [jìn fēng jǐng]
downcast (shaft)
- 该矿进风井第四联络巷煤层自燃引发火灾事故。
into the mine shaft in the fourth contact Lane spontaneous combustion of coal fire accident. - 分析了由进风井提升容器升降、矿车运行等扰动源引起风流脉动时巷道空气压力和风量变化规律。
Variation of air pressure and quantity in an airway is analyzed when pulse airflow is induced by disturbances such as hoisting in downcast drafts and conveying in haulage drifts. - 通过对现场测试结果的分析，找出了主井风流反向的原因，并采取相应的技术措施，使主井恢复正常的进风状态。
According to the analysis of field test results, the reasons of opposite direction airflow are found, and it is returned to normal airflow through taking appropriate measures.
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