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用于碾压混凝土施工的斜层平推铺筑法

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First Author:姜长全

Disigner of the Invention:马岚,杨立忱,Du Zhida,马元银

Authorization Date:1999-04-20

Authorization number:ZL 99 1 05827.5

Pre One:一种防止混凝土坝岸坡坝段开裂渗漏水的结构

Next One:一种给排水管道过土工膜的防渗防锈法兰设计
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