论文部分内容阅读
1677年11月21—28日于云南省昆明市召开选煤厂用图示符号、选煤术语和选煤主要设备机械效率三项标准予审会。会议由煤炭工业部科技局主持,参加会议的有有关选煤厂、科研、设计和院校等36个单位,共58名代表。会议期间,全体代表对上述三项标准进行了认真讨论,对三项标准中一致赞同的部分作了肯定,对不足部分提出了建议。会议一致认为上述三项标准的正式审
The coal preparation plant was held in Kunming, Yunnan Province on November 21-28, 1677 with three symbols: pictograms, coal preparation terminology and mechanical efficiency of key equipment for coal preparation. The meeting was chaired by the Science and Technology Bureau of the Ministry of Coal Industry. At the meeting there were 36 representatives of coal preparation plants, research institutes, design institutes and institutions with a total of 58 delegates. During the meeting, all the representatives seriously discussed the above three criteria, affirmed the unanimously agreed parts of the three standards and put forward suggestions for the deficiencies. The meeting agreed that the above three criteria for formal review