Stratum soil 土层
soil stratum 土层
soft soil stratum 软土地层
silt soil stratum 粉砂土层
complex soil stratum 复杂地层
The sapling which had rooted down to a poisonous stratum on the spot of its sowing had been transplanted to a deeper soil.
她像一棵幼树，在原先栽种的地方，已经把根扎进了有毒的土层里，而现在已经被移植到深厚的土壤里了。
In this article, the author analyzes the causes of abnormal static load test of pipe pile in soft soil stratum, puts forward reasonable advices from design and construction aspect.
对软土地质条件下管桩静载荷试验异常原因进行研究分析，从设计和施工角度提出了合理建议。
When there is weak underlying stratum bellowed the soil which is not be reinforced, the weak underlying stratum should be taken checking computations.
当桩端未加固土层以下有软弱下卧层时，应对其进行软弱下卧层验算；
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