rubble-mound layer 抛石棱体层
But, construction of punched cast-in-situ piles in rubble-mound layer of uneven thickness is still rare in China's engineering history.
然而在厚度不均的抛石棱体层中进行冲孔灌注桩施工，在我国工程建设史上还不多见。
The framework carbonate rock bodies consists of reef, mound and framework organism layer.
骨架碳酸盐岩岩体类型有礁、礁丘和骨架生物层。
The 'layer-reef' in South China is similar to the 'low reef' of Devonian period in Canada and the 'mound reef' is similar to the 'high reef' of Devonian period in Canada and Devonian reefs in Germany.
华南泥盆纪的层状礁与加拿大泥盆纪的“低礁”较为相似，而丘状礁则与加拿大“高礁”及德国的泥盆纪礁类似。
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