礁灰岩;
This paper introduces the geological features and the unhomogeneous weathering phenomenon of coral reef limestone of Sudan Port Area, and the bearing capacity of this layer.
简单介绍苏丹港区珊瑚礁灰岩的地质特征及不均匀风化现象,以及该层的地基承载力。
The latter consisting of dark gray clastic limestone, chert beds, siliceous mudstone and massive reef and usually with graded bedding.
石灰岩建造常为黑色、灰黑色碎屑石灰岩、燧石层、粉砂质泥板岩和礁灰岩组成,常夹递变层理。
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