All filling shall consist of selected granular material uplifted,placed and compacted in layers not exceeding 250mm thick,这句话中uplifted,placed指的是什么呢?
全部填料应该包括指定的颗粒物质,其平铺、压缩、膨胀层厚度不得超过250毫米.
Uplifted 膨胀的
Placed 平铺的,既不膨胀,也不压缩
All filling shall consist of selected granular material uplifted,placed and compacted in layers not exceeding 250mm thick,这句话中uplifted,placed指的是什么呢?
全部填料应该包括指定的颗粒物质,其平铺、压缩、膨胀层厚度不得超过250毫米.
Uplifted 膨胀的
Placed 平铺的,既不膨胀,也不压缩