The result of paper plays an important role in analyzing the stress characteristics and the stability of practice engineering rock masses and studying the penetrability law of rock.

本文的研究结果对分析实际工程中的岩体应力变化特性和围岩稳定性，以及研究岩石的渗透性规律具有一定的参考价值。

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There is important significance for the engineering practice to study the engineering geological characteristics of rock and soil ground and the selection of the foundation types.

滨海平原地带是滨海城市建设的重要地区，研究其岩土地基工程地质特征与基础形式选择，对指导工程实践有重要意义。

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The properties of rock mass, unloading failure characteristics and its mechanism of engineering rock mass are summarized in this paper.

综合讨论了工程岩体的性质、卸荷破坏的特点及其机制；

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