砂底压铸挂锁系列，定点生产“地球”牌铁挂锁系列，品种多样，规格齐全。
Sand bottom die-casting padlock series, sentinel production "earth" brand iron padlock series, breed diversity, the specification is complete.
最后通过实体工程对水泥稳定风化砂作为高等级公路的底基层的效果进行了验证。
Finally the results of cement stabilized weathered sand as the subbase of express highway are verified through the tests outdoors.
由于砂垫层的应力扩散作用，加筋砂垫层减小了堤底的不均匀沉降。
Because of the stress diffusivity, reinforced sand blankets decreased the differential settlement on the bottom of the embankment.
应用推荐