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[问答题] 主井兼作进风井应采取哪些措施?

乡村人口问题现状成因 深圳地铁闸机普通通道的宽度为()cm。 ["50","60","80","90"] 神识不清,语言重复,时断时续,声音低弱,属() ["夺气","郑声","错语","独语","谵语"] 特定穴中,多用于急救的是() ["原穴","郄穴","络穴","井穴","募穴"] 断层密集时,不允许跨越断层划定()块段。 ["探明的","控制的","推断的","预测的"] 主井兼作进风井应采取哪些措施?
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