boiler blow-out pipe line 锅炉排污管路
Next to it a boy leaned against the railings, his rod and line dangling out over the floating garbage and the stream of brown, stinking waste which trickled from a pipe in the wall below.
在它旁边有一个男孩依靠在围栏上,他的鱼竿和线悬荡在漂浮的垃圾和那股从下面墙上的管子里流淌出的褐色的、臭烘烘的污水上面。
In the planning and design of gravity water transfer system, the combined pattern of pressure free pipe and canal with pressured pipe line is sometimes adopted to carry out water transfer.
在重力输水系统的规划设计中,有时采用无压管渠与压力管道相结合的方式输水。
When the construction of pipe-and-line-works is carried out within the planned red line of urban roads and highways, the position arrangement of pipe-and-line-works shall follow the provisions below.
在城市道路、公路的规划红线内进行管线工程建设的,管线位置的规划安排应当遵循下列规定。
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