The freezing method became the preferred shaft sinking method when constructing in thick alluvium and unstable aquifer.
冻结法已成为深厚冲积层及不稳定含水层的首选施工方法。
It provides the experiential and technical assistance for shaft sinking by freezing method in thick overburden of Juye coalfield and other mining areas.
本文总结了龙固副井的冻结施工工艺，为巨野煤田以及深厚表土的冻结施工提供了经验和技术保证。
Due to its convenience and economical efficiency, the high-strength concrete shaft lining has been widely used in deep shaft sinking by freezing method.
深冻结井高强混凝土井壁作为一种施工方便、经济的井壁结构被广泛得到应用。
Some factors of success in shaft sinking by freezing method are summarized.
总结了冻结法施工的一些成功因素。
The whole shaft sinking process was safe, high quality, rapid and high efficient, which created a new record of shaft sinking by freezing method.
在整个施工过程中，安全、优质、快速、高效，创造了我国冻结立井施工的新记录。
The whole shaft sinking process was safe, high quality, rapid and high efficient, which created a new record of shaft sinking by freezing method.
在整个施工过程中，安全、优质、快速、高效，创造了我国冻结立井施工的新记录。
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