The paper introduces a kind of method to quick restore the single hydraulic prop cylinder by non-thinning wall way. The method has achieved good economic results in coal mines.
介绍一种修复单体液压支柱油缸的方法，这是通过不减壁方式达到快速修复的方法，在煤矿中已取得了很好的经济效果。
The article introduces the shortwall mining method along strike in medium-thickness seam with great dip angle, which is based on individual hydraulic prop and has brought great economic effect.
在大倾角中厚煤层推行走向短壁采煤方法，使用单体液压支柱，取得较好的技术经济效果。
High bar debt and ridge type tent use this kind of to prop up a method.
单杆帐和屋脊型帐篷使用这种支撑方法。
This paper presents a calculating method based on the hull-engine-prop relations, apply capability curve of prop to determine the maximum speed of towing vessel.
本文尝试开发的发动机台架，不仅具有常规功能，而且具有模拟螺旋桨特性加载的功能。
The compound roof fall accident of the individual hydraulic prop face is analyzed. The accident mechanization and prevention method are pointed.
对单体支柱工作面复合型顶板推垮型事故进行了分析，提出了事故发生的机理和预防办法。
The compound roof fall accident of the individual hydraulic prop face is analyzed. The accident mechanization and prevention method are pointed.
对单体支柱工作面复合型顶板推垮型事故进行了分析，提出了事故发生的机理和预防办法。
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