Most of these materials drain off farm fields and into nearby bodies of water.
其中大部分物体都从田地里排出流入附近的水中。
A blockage in the lavatory or the galley drain is possible if unwanted materials get in the system.
如果外来物进入厕所或厨房的排放系统则会引起堵塞。
This research probes into the feasibility of compost and reuse as construction materials of drain sludge.
对利用城市排水管污泥进行堆肥和做建材进行了探讨。
The paper discussed the blind drain installation, raw materials choosing, construction technology etc.
谈了盲沟的设置、原材料选择、施工工艺及施工时几点注意事项 ，以供借鉴。
The paper discussed the blind drain installation, raw materials choosing, construction technology etc.
谈了盲沟的设置、原材料选择、施工工艺及施工时几点注意事项 ，以供借鉴。
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