Diatom analyses have been performed on a 1065 cm long Holocene undisturbed and finely laminated sediment sequence from S......

在广州石井水泥厂 70万吨扩建工程的软土地区深基坑支护工程中 ,采用深层搅拌桩搭接成“园拱形”水泥土挡墙防渗体系进行多个 4 80......