One of advantages of an inertia cone crusher is that it is unnecessary to build a big and solid foundation when it is installed.

惯性圆锥破碎机一大优点是安装时不需要专门建造大而坚固的地基。

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During the excavation of deep foundation pit, the seepage of groundwater forms a drawdown cone around the foundation pit.

利用该模型分析了在软土地区深基坑开挖引起地下水渗流场的变化。

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Head for the formation of this precipitation cone of depression around foundation soil on the impact of research is also an important issue.

针对这种降水形成的水头降落漏斗对基坑周边土体产生影响的研究也是一重要课题。

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