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1·Pipe roof support is an assisted method of shallow tunneling.

管棚支护是浅埋暗挖法施工中的一种辅助工法。

2·Powered roof supports are used to support the roof at the face.

液压支架被用来支护工作面顶板。

3·This paper analyzes in detail on the adaptability of each theory of suspension roof support.

详细分析了各种锚杆支护理论的适应情况。

4·Roof Support elevation, the axis displacement and cross-deflection, the measurement made by the record.

屋架支座的标高、线位移、中挠度，经测量做出记录。

5·The parameters of suspension roof support were determined based on hanging action with a bolt-wire or cable truss.

应用锚杆兜吊和锚索悬吊两种作用设计了锚杆支护参数。

6·In order to enhance moves a speed, guarantees is prompt to the roof support, USES the mushroom valve hydraulic system.

为了提高移架速度，确保对顶板的及时支护，采用锥阀液压系统。

7·How to guarantee the reliability of the suspension roof supported tunnel is a key link of the suspension roof support.

如何保证锚杆支护巷道的可靠性，是锚杆支护的关键环节。

8·A windshield support flange, roof support flange and door opening flange are formed to extend outwardly from the tubular body portion.

挡风玻璃支撑凸缘、顶板支撑凸缘和门开口凸缘形成为从管状主体部分向外延伸。

9·Analyzed the problem that exist in suspension roof support, and presented the new type strong steel big-end bolt can solve this problem.

分析了普通金属锚杆存在的问题，并提出新型金属粗尾锚杆可以很好地解决这方面存在的问题。

10·The development and successful application of mobile roof support make ready a new type supporting equipment for mechanized mining of short-wall faces.

履带行走式液压支架的研制与成功应用，为短壁工作面机械化开采提供了一种新的支护设备。