冻结管破坏应力分析_中国矿权网 关键词 立井 冻结管 冻土 爆破[gap=567]Keywords: Shaft,Freezing tube,Frozen ground,Blasting
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防止冻结管断裂在国内深井冻结中已成为关键技术。
The prevention of freezing pipe breaks in deep shaft freezing has become a key technique in mine construction in China.
同时，又进一步探讨了防止冻结管断裂的有效途径。
At the same time the available methods are set forth to prevent fracture of the frozen pipes.
防止冻结管断裂的措施为选用合适的冻结管材料，增大冻结管壁厚度，减小冻结管直径，提高冻结管接头质量，控制掘进段高。
The measures to prevent frozen pipes from rupturing are choosing proper materials, increasing the wall thickness, decreasing the diameter, improving the joint quality of frozen pip.
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