... dam roadway ==> 坝上道路 dam shell ==> 坝壳 dam shoulder ==> 坝肩,坝两岸放置坝体及其邻近受力部位的坝基 ...
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土石坝的坝壳材料主要为了保持坝体的稳定性，一般要求有较高的强度。
Strength of materials is required for building dam shell for the sake of stability.
并通过理论分析和工程类比，对砂卵石作坝壳堆石料时的工程特性作出了评价。
Meanwhile, with theoretical analysis and project analogy, the authors evaluate the characteristics of projects taking grit and pebble as dam shell enrockment.
湿化作用不足以抵消浮托力对坝壳的上抬影响，坝壳下沉是由心墙渗透体积力引起的。
What is more, because wetting effect cannot offset the lifting deformation, the sink of the shell is caused by seepage body force.
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