New design and execution techniques are adopted in South Anchor Cushion Foundation Pit,namely freezing method of row piles. 其南锚定基础深基坑支护采用了钻孔灌注桩排桩加多道支撑挡土的排桩冻结法。
It had remarkable advantages to use the new reversible heat exchanger freezing method process for large air separation devices. 大型空分装置使用新型可逆式换热器冻结法流程在经济上有相当的优越性。
