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1·Consequently, we realized the roadheader acoustooptics alarming and fault prompt functions and so on.

实现掘进机的声光报警、故障提示等功能。

2·Roadheader is an import excavation equipment, but its stability is connected with its working efficiency.

掘进机在挖掘设备中具有重要作用，而掘进机作业稳定性与生产效益密切相关。

3·Abstract: : Walking mechanism is a very important part of roadheader, its failure will directly affect the performance of roadheader.

摘要： 行走机构是掘进机非常重要的一个部分，出现故障将直接影响掘进机整机的性能。

4·Selected method of main technical parameters of boom roadheader are expounded systematically, common experiential datas and computing formulas are given.

系统地阐述了悬臂式掘进机主要技术参数的选择方法，给出了常用的经验数据和计算公式。

5·This paper introduces the design of EBZ135 roadheader walking mechanism, including the drive system, pedrail and pedrail support mode, pedrail tightening device.

介绍了EBZ135掘进机行走机构的设计，包括传动系统、履带及其支重型式、履带张紧机构的设计。

6·The roadheader-borne temporary support is enabled to greatly increase the productivity of drift excavation, decrease hand labour for supporting, and ensure productive safety.

在掘进机上增加机载式临时支护机，可以大大提高掘进工作的劳动效率、降低支护工作劳动强度并保障生产安全。

7·Analyses hydraulic system of cutting unit of roadheader-ring MLE250/500-M and the electro-hydraulic control technology was adopted, it may obtain higher speed of roadheader-ring in mining face.

分析了MLE250/500-M型掘锚机截割机构的液压系统，提出采用电液控制技术方案，从而达到快速掘进的目的。

8·A roadheader designed by mould and seriation can improve its suitability, expand its usable scope, bring its more plays and meet more users. This study subject is more important and very practical.

模块化、系列化设计的掘进机能提高掘进机的适应性、扩大使用范围，能发挥机器更大的作用，可满足不同用户的更多要求，这是一个非常重要、又很实用的课题。

9·Thus we accomplished static and dynamic characteristic simulation analysis of the roadheader slewing hydraulic system, and provided theory basis for design of the roadheader slewing hydraulic system.

从而完成对掘进机回转装置液压系统静、动态特性的仿真分析，为掘进机回转液压系统的设计提供理论依据。