1) clayey layer
亚黏土层
2) Light clayey
轻亚黏土
3) mild clay
亚黏土
1.
According to the actual situation of the short step and seven-step-excavation in mild clay stratum of Yunyangshan Tunnel,a typical cross-section is selected,in which the vault displacement and the force of the steel support were monitored.
湖南省衡炎高速公路云阳山隧道进口段为亚黏土地层,由于该地层含水量高、可塑性强、自稳能力差,承载力低,给隧道施工造成困难。
4) sandy loam
壤土、亚黏土
5) clay layer
黏土层
1.
Construction technology of freezing method for mine auxiliary shaft in Zhangshuanglou Mine passing through swelling thick clay layer;
张双楼副井冻结法穿过膨胀性厚黏土层施工技术
2.
To study the removal mechanism of chromium(Ⅲ) by Lishi loess,the loess and clay layer inside the Lishi loess was taken as an equivalent in the comparative research.
选取离石黄土中的黄土及黏土层和重金属铬作为研究对象,通过等温吸附实验及Tessier法形态提取实验,分析了Cr3+在离石黄土中的存在形态,并对其分布规律进行了比较,研究了离石黄土对Cr3+的去除机理。
3.
The construction on different layers,such as sand layer and clay layer is analyzed and summarized,which provides reference for similar construction later on.
结合西安一处实际工程,介绍了机械化顶管施工的施工工艺和注意事项,对机械化顶管施工方法在砂土层、黏土层不同的施工情况进行了分析和总结,对今后同类型施工具有参考作用。
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