论文部分内容阅读
1975年6月9日至12日,湖北省冶金科技情报站在鄂城主持召开了湖北省中小冶金矿山机械化情报交流会。参加会议的有34个单位,48名代表。山东祥山铁矿也应
June 9, 1975 to 12, Hubei Metallurgical Science and Technology Information Station in Echeng chaired a small and medium-sized metallurgical machinery mechanization in Hubei Province exchange of information. There are 34 units and 48 delegates attending the meeting. Shandong Xiangshan iron ore should also