... 管道检查井 pipe manhole 检查井, 入孔 man-hole 检查井盖 manhole cover and flames; manhole head; manlid ...
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man hole 进人门 ; 进入门
man hole door 人孔盖
sewer man-hole 污水窨井
appendix man hole 输气管进入孔
man-hole opening 人孔口
beach man hole 岸离人孔井
loading man-hole 加感人孔
man-hole door 入孔口
bolted man hole cover plate 带螺栓的人孔盖板
N-COUNT A manhole is a large hole in a road or path, covered by a metal plate that can be removed. Workers climb down through manholes when they want to examine or clean the drains. (路面下水道的)出入孔; 检修孔; 人孔
Perhaps he would come out on some man-hole at the intersection of streets.
他可能会走到一个游手好闲的人群集的十字路口。
The conclusions drawn provide some basis for using and popularizing the new type of man-hole strengthening structure.
所得结论为这种新式人孔加强结构的使用及推广提供了一定依据。
Welding stress and concaving deformation of man-hole of steel vessel influence directly welding quality and life of using.
钢制容器人孔的焊接应力及塌陷变形，直接影响容器的焊接质量和使用寿命。
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