液压支架

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[矿业] hydraulic support
聚醚聚氨酯密封件在液压支架上的应用关键词：聚醚聚氨酯密封件；液压支架；应用 [gap=432]Key words：polyether urethane seal；hydraulic support；application
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Hydraulic pressure support
支撑掩护式液压支架总体方案及底座设计-机械设计类-木哥机械资料商城[机械毕业设计|论文] 关键词：液压支架、立柱、底座、连杆。 [gap=1278]Key words: hydraulic pressure support; column; pedestal; connecting rod。
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hydraulic pressure stand
hydraulic pressure stand tube 液压支架管 hydraulic pressure stand 液压支架 hydraulic pulling-over and forepart lasting machine 液压套帮和鞋尖粘固机 ..
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powered supports
ZFS100002545中位放顶煤液压支架_大学生本科毕业论文格式范文网关键词：四连杆；中位放顶煤； 液压支架 [gap=2039]Keywords：Four-bar; put the coal in the middle of supports; powered supports

短语

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巨型液压支架保持隧道稳定，直到切割工继续前进。
Giant hydraulic supports keep the tunnel stable until the cutters have moved on.
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液压支架被用来支护工作面顶板。
Powered roof supports are used to support the roof at the face.
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而液压支架的推移框架的损坏问题，直接影响到液压支架的可靠性和寿命。
The damage problem of the process frame of the hydraulic support directly affects the life and reliability of hydraulic support.

液压支架
液压支架是用来控制采煤工作面矿山压力的结构物。采面矿压以外载的形式作用在液压支架上。在液压支架和采面围岩相互作用的力学系统中，若液压支架的各支承件合力与顶板作用在液压支架上的外载合力正好同一直线，则该液压支架对此采面围岩十分适应。

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