常見例句雙語例句During joint mining of open-pit and underground, the ground air leakage control was realized by laying the capping layer on the open pit.在露天與地下聯(lián)郃開採時期,控制地表漏風(fēng)主要通過露天坑底鋪設(shè)覆蓋層來實(shí)現(xiàn)。www.jsks.net.cnIn this thesis, several advanced control methods are adopted to improve the performance of the traditional air preheater leakage control system using non-touched sensor.本文採用了多種先進(jìn)控制方法,用來改進(jìn)傳統(tǒng)的非接觸式空氣預(yù)熱器密封間隙控制系統(tǒng)。 返回 air-leakage control