... 残孔butt：socket 冻结壁freezing wall 长巷道掘进通风long dead-end driving face ventilation ...
基于8个网页-相关网页
maintainable period of freezing wall 冻结壁维持期
pressure of freezing wall 冻结压力
deep freezing wall 深冻结井
freezing wall strength 冻结壁强度
freezing wall thickness 冻结壁厚度
horizontal freezing wall 水平冻结壁
freezing wall calculation 冻结壁计算
closure of freezing wall 冻结壁交圈
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。
Moreover, relation between temperature of cold media, freezing time and the thickness of freezing wall is analyzed.
此外，还分析了冷媒温度、冻结时间和冻结壁厚度的关系。
The design of freezing wall is the base of arrangement of freezing hole design and other freezing technical parameter design.
冻结壁设计是冻结孔布置设计和其他冻结技术参数设计的基础。
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