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近１０年来，随着计算机技术的飞速发展和ＣＡＤ 技术的不断完善与成熟，ＣＡＤ技术日益普及，越来越多的工矿企业、设计研究单位正在逐步甩掉图板，代之以“无纸”设计／制造技术。现在ＣＡＤ／ＣＡＭ、ＭＩＳ、ＣＭＩＳ等设计、制造技术已经在国内外一批企业中得到应用，并取
In the recent 10 years, with the rapid development of computer technology and the constant improvement and maturity of CAD technology, CAD technology has become more and more popular. More and more industrial and mining enterprises and design and research institutes are gradually removing the board and replacing them with “paperless” Design / Manufacturing Technology. Now CAD / CAM, MIS, CMIS design and manufacturing technology has been applied in a number of domestic and foreign enterprises, and take