多年来 ,我国煤炭装备制造业坚持走“自主创新和引进、吸收相结合”的道路 ,充分利用国家有关政策 ,加快自身技术改造和技术创新步伐 ,努力提高国产煤矿机电装备的技术水平 ,不断缩短自身与国际先进水平的差距 ,有力地促进了我国煤炭工业的发展。在我国现有的 132个高产高效现 Over the years, China’s coal equipment manufacturing industry adheres to the path of “combining innovation with introduction and absorption”, making full use of relevant national policies, accelerating its technological innovation and pace of technological innovation and making efforts to raise the technological level of domestic coal mine mechanical and electrical equipment, The gap between itself and the international advanced level has effectively promoted the development of China’s coal industry. There are 132 high-yield and high-efficient present in our country