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。
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。
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