borrow pit [建] 取土坑 ; 取土炕 ; 借土坑 ; 为别处填土提供土料所挖的坑
marine sand borrow pit 采海沙坑
side borrow pit 路旁借土坑
designated exhausted marine borrow pit 指定的已废弃采海泥坑
borrow-pit 借土坑
Pit borrow 取土坑
borrow w pit 取土坑
The paper introduces the way to calculate the pit elevation of borrow pits by computer.
介绍一种运用计算机程序预求大堤所对应取土坑坑底高程的方法。
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For the borrow pit, the acceleration erosion coefficient of cutting slope and table-board is respectively 76 and 64.
取料场采挖边坡的土壤加速侵蚀系数为76，采挖台面的土壤加速侵蚀系数为64；
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