collecting main是什么意思 collecting main怎么读
collecting main的用法和样例
- The gas main exploded and set fire to the house.
煤气总管爆炸引起房子失火。 - Returns to the palace, the small ring jubilant hugs these shrimp to give the jade meals room main pipe Li father-in-law to look.
回到宫里，小环子兴高采烈的抱着这些虾去给玉膳房总管李公公看。 - Or the pumps can discharge to a force main conveying wastewater under pressure to the treatment plant.
或崩可以将压力污水干管中的废水在压力下输送到污水处理厂。 - With two segments and midsection inflexion of main pipes, the irregular well positions were well represented and the length of the total main pipes was shorten by a long way.
该种管网布置方式是将每个方向伸出的干管分成两段，中间拐弯，能够较好地体现注汽井分布的不规则性。
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