所属栏目:土石筑坝材料碾压试验
7.1.1 Main equipment and apparatus(1) Water outlet bin: steel plate made, square frame shaped, havingcertain rigidity, meet the size requirement after specimen preparation,and height should be no less than 25 cm. Set up a water outlet 15 cmfrom the bottom ......(本文共 7893 字 ) [阅读本文] >>