赛斯专业词典
人孔
manhole
manway
man-hole
access hole
access port
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庇护人孔
refuge manhole
不开设人孔
without manhole
出入孔检修孔人孔
access hole
电缆人孔
cable manhole
方形人孔
square manhole
浮船人孔
pontoon manhole
浮顶单盘人孔
deck manhole
管道人孔
conduit box
罐壁人孔
shell manhole
罐顶人孔
roof manway
roof manhole
焊接人孔
welding manhole
加感人孔
loading man-hole
检查孔、人孔
inspection hole
检查人孔
inspection manhole
inspection chamber
检修人孔
access port
铰链盖人孔
hinged manhole
紧急泄压人孔
emergency releasing manhole
快开人孔
Quick-open Manhole
齐平人孔
flush manhole
圈板人孔
shell manway
最近更新
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