1. a small passageway admitting a man a manway in a coal mine
manway 片语
片语
manway landing梯子间平台
manway compartment井筒梯子隔间
access manway人孔
manway manway人员专用道
grizzly manway格筛水平人行道
roof manway罐顶人孔
shell manway容器壁上人孔
removable manway可拆卸入孔
Manway Closing封闭人孔
manway 例句
英汉例句
unless otherwise stated in this proposal, all trays will be top installable only and have two (2) manway vertically aligned to allow passage from above or below.
in the mining process of medium thick steeply inclined orebody, changing the relative position of manway and pass on the stope face to suit the change of orebody can reduce the dilution rate.