1·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。
2·The security of freezing wall is the key problem of freezing shaft sinking in deep alluvium.
冻结壁的安全性是深厚冲积层中冻结凿井的关键问题。
3·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。
4·The shaft sinking with the aid of grouting in Jingzhou Asbestos Mine indicates that sinking is possible in aquiferous karst area.
金州石棉矿竖井的顺利下掘，说明在溶洞发育岩层中用注浆法凿井是可行的。
5·This paper introduces the successful freezing technology and construction experience of Dingji air shaft sinking in thick overburden.
本文阐述了丁集矿井成功的深厚表土层冻结技术，总结了深厚表土层冻结安全施工经验。
6·Whether or not sinking platform rope can be used as guide rope in shaft sinking is an issue that is being argued and worth to be discussed.
立井施工吊盘绳是否能兼稳绳，是目前尚有争议、值得探讨的一个问题。
7·The author points out 5 experience and provides 5 suggestion for improvement, So that people can find more methods for speed up shaft sinking.
总结出5条经验并提出5条改进意见，以寻求立井快速施工的途径。
8·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。
9·This text introduced the practice method of the box permanent steel petroleum derrick shaft sinking in the construction of vertical shaft pit shaft.
在立井井筒建设中，我们在原设计的基础上，对箱形永久钢井架凿井的实际方法作了改进。
10·All TIMBERLAND shaft Sinking Hoists feature dual braking systems, power up-power down load control and rope capacities to suit your shaft requirements.
公司生产的矿井提升机是一款双闸系统，高强度的绳索拉升能力可满足您的要求。