structure excavation造句

例句与造句

1. Deep well dewatering of soft soil two - layer structure excavation is a kind of economical and effective dewatering method to ensure waterproof in deep excavation . nevertheless its negative impact on is often unavoidable . deep excavation dewatering often leads to the formation of a depressing cone , which may cause the cracking and even the breaking of surrounding buildings and utilities
   在软土地区二元结构地层，采用深井降低承压水，是保证深基坑施工作业的一种经济有效的方法，但也存在着一定的负面影响，因为降水势必会形成降水漏斗，而引起基坑周边地面沉降，可能导致周边建筑物和公共设施的开裂或损坏。
2. It's difficult to find structure excavation in a sentence. 用structure excavation造句挺难的