... filter ponding 滤池成塘 Ponding area 围水面积 roof ponding 屋面积水 ...
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... 积水 ponding 积水面积 ponding area 积沙成塔 Particles of sand accumulate... ...
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Area ponding 团水面积
·2,447,543篇论文数据，部分数据来源于NoteExpress
The floors shall be made of waterproof, anti-slippery, load-bearing, and easy-to-clean materials, and are sloped ina way that shall facilitate water drainage and keep the area from ponding.
二地面采用不透水、防滑、耐重压且易于清洗之材料，并有适当斜度及排水系统以利排水，无局部积水之虞。
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