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.
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.
锌—镍合金镀层在液压支架防腐层上的应用；
This paper introduces use of admiro film with hydraulic support corrosion resistant.
介绍液压支架立柱、千斤顶损坏状况及修复工艺。
This paper introduces the damage situation and repair technology of the column and jack of hydraulic support.
从分析结果可知，该型液压支架设计是切实可行的。
In analysis result, we can find out that this hydraulic support design is practical and feasible.
根据液压支架电液控制系统目前状况，提出了一种改进措施。
An improved measure is proposed based upon current situation of hydraulic supports electro-hydraulic control system.
有针对性地设计制造了液压支架的底座镗孔机和掩护梁镗孔机。
This paper is targeted to the design and manufacture of hydraulic support base boring machine and a shield.
介绍了利用A NSYS软件建立液压支架千斤顶的模型方法。
Introduced USES the ANSYS software establishment hydraulic power support hoisting jack the method.
对支撑掩护式液压支架的结构特点及合理应用等进行了简要介绍。
The structural feature and its rational application of standing shield hydraulic are introduced in brief.
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.
改造后的液压支架性能良好，效果显著，为井下安全生产起到了积极的作用。
The hydraulic support, which performs well after the transformation, plays an active role in the safety in underground production.
介绍了一种液压支架降柱和移架联动控制方法，采用此方法可提高移架速度。
The paper introduces how to increase support-moving speed by combining the support moving with the pole-lowering.
论述了液压支架的技术现状及发展趋势，并介绍了国内外有关液压支架的动态。
The technical actuality and development tendency of hydraulic support are discussed, and the behavior of it at home and abroad is introduced.
结合国内液压支架控制系统过滤装置的不足，对该系统的新的特性做了详细分析。
It combines inadequacy of filter install of hydraulic support control system in our country and analyzes in detail new characteristic of this system.
在大倾角工作面中，液压支架的防倒防滑问题是工作面能否顺利实现开采的关键。
In large dip Angle mining face, the antis-kid and anti-collapse question on hydraulic support is a key to mining successfully.
介绍了一种薄煤层采煤支护设备—ZY3300/07/13D薄煤层液压支架。
Intrduces a equipment of low seam mining support-ZY3300/07/13D the low seam hydraulic support.
作为液压支架设计方法的研究和计算机辅助设计系统，具有一定的参考和借鉴价值。
Regarded as the study of the method of structure design for hydraulic support, and as a computer assistant design system, it has certain referable value.
液压支架是综采工作面的重要设备，对整个工作面的安全生产起着至关重要的作用。
Serving as the key equipment for fully mechanized longwall face, hydraulic support plays a major role to the whole face 'safe production.
结合煤炭行业液压支架主体机构的设计，介绍了几种近似直线机构的简易设计方法。
According to the body mechanism design of power supports in coal business, this paper introduces some simple design methods of approximate straight line mechanism.
针对目前国内液压支架用安全阀存在不足，研制了一种新型液压支架用大流量安全阀。
For the limitation of the present relief valve in hydraulic supports, a new type large flux relief valve used in hydraulic supports was introduced.
本文提出了支撑掩护式液压支架总体参数多目标优化设计的一个新的数学模型和算法。
This paper proposes a new mathematical model and an algorithm for multi-objective optimization of the overall parameters of the most widespread powered support -shield.
介绍了液压支架CAT测试台的试验标准、测试范围以及测试台的组成和数据采集系统。
The paper introduces the testing criteria, testing range and structure composition of CAT tester for hydraulic supports in addition to the computerized date-collection system.
液压支架液压系统是液压支架工作的动力核心，其泄漏问题直接影响液压支架的使用性能。
The hydraulic system of hydraulic support is dynamic core in working. Its leak will have a great impact on using property of hydraulic support.
通过对液压支架液压系统的冲击现象的分析，找出引起液压冲击的原因是液压流速的突变。
By analyzing the impact phenomenon of hydraulic support's hydraulic system, this research finds out the cause of hydraulic impact lies in the discontinuity of hydraulic flow velocity.
液压支架中的缸底生产批量不是太大，外形多变，所以它多在锤上用镶块模开式模锻成形。
So, it is always formed on the die-forging hammer by the open-die forging with insert mode.
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。
The development and successful application of mobile roof support make ready a new type supporting equipment for mechanized mining of short-wall faces.
对国内引进的第一套WS1．7-210／450型电液控制液压支架的顶梁进行了实际运行。
The universal program was worked out and operated on the first electrohydraulic controlled head beam of support WS1. 7-210/450.
讨论了插装阀串在液压支架液压系统中的应用依据和前景，提出了设计方案，分析了工作原理。
The usage basis and prospect of valves sticked together in support hydraulic system are discussed, design plan and analyses work principle is put forward.
从那时开始，随着液压支架在全世界各个领域的使用，各个国家都设计和制造了无数的液压支架。
Since then, following its adoption in every part of the world, there have been countless models design and manufactured in various countries.
以深度精制的石蜡基馏分油为基础油，添加具有改善油品性能的添加剂研制了液压支架安全阀校阀油。
A calibration valve oil for hydraulic shield safety valves was formulated by a base oilobtalned from the distillate of a deep-refining paraffinic crude with qualified additives.
应用推荐