1·Fully-mechanized Coal Winning is difficult in the production with complex working face.
综合机械化开采对构造复杂工作面生产具有较高的要求。
2·This paper analyses the existing problem of coal winning machine cutting part, puts forward improving propose.
分析了采煤机截割部存在的问题，提出改进建议。
3·The heating problem of MG200—BW type coal winning machinery is serious, we can obtain good effect by improving it.
BW型采煤机发热问题严重，对其进行改进，可取得很好的效果。
4·This paper analyses the support technology of fully_mechanized coal winning face removing hydraulic, puts forward improvement way.
分析综采工作面撤除支架的支护工艺，提出改进措施。
5·When long wall mining to the dip in fully-mechanized coal winning working face is inclined area, we may can't use existing drift draw off water.
当倾斜长壁开采的综放工作面初采范围处于向斜构造区，造成初采放水无法利用已有巷道形成自流放水，必须考虑动力排水或其他的放水方式。
6·The gob-side entry driving in the fully-mechanized coal winning face can be protected successfully by using the anchored cable and rod supporting system.
采用锚杆、锚索支护系统成功地维护了综放沿空掘巷，保证了综放面顺利回采。
7·To recover the remainder coal in the side slope walls of surface mine by use of underground coal winning method can increase coal recovery rate and mine economic effect.
采用地下台阶式开采法回采露天矿端帮煤可大大提高煤炭资源回收率和矿山经济效益；
8·Rotating coal mining method is optimized in Xinhe Coal Mine. Measures are taken so as to increase coal winning ratio and comparatively good coal winning result is achieved.
新河煤矿采用旋转法的方式进行工作面优化设计，并采取各类措施，提高工作面回收率，取得较好的回采效果。
9·By analysis road wheel existing problems to Shanjiaoshu coal Mine for MG-200W type coal winning machinery, this paper puts forward improving ways, USES prove that effect is good.
通过对山脚树矿mg—2 0 0w型采煤机使用过程中行走轮存在的问题进行分析，提出改进措施，使用证明效果良好。
10·Through analysing the parameter, construction, designing principle of MG150PW extremum thin seam coal winning machine. This paper discusses its developing vista in extremum thin seam mining.
通过对MG 150pw极薄煤层采煤机的参数、结构设计原理进行分析，论述在极薄煤层开采中的发展前景。