1988年10月13～18日,中国选矿科技情报网和有色金属学会联合在北京主持召开了第四届全国粉碎工程研讨会,来自全国各地的200名代表参加了会议。会上作了大会发言,代表们对粉碎工程的进展,国内外破碎磨矿设备的现状、各种新式破磨设备、破磨机理以及易损件广泛地进行了交流和探讨。 From October 13th to 18th, 1988, the China Mineral Processing Science and Technology Information Network and the Nonferrous Metal Society jointly hosted the Fourth National Workshop on Crushing Engineering in Beijing. 200 representatives from all over the country attended the meeting. The conference made a speech at the conference. The delegates extensively exchanged and discussed the progress of the crushing project, the status quo of crushing and grinding equipment at home and abroad, various new types of crushing equipment, broken grinding mechanisms, and wearing parts.