论文部分内容阅读
第二届机械部冷冻设备标准化技术委员会成立大会及二届一次工作会议于7月6日~14日在云南省昆明市举行。
The second session of the Ministry of Machinery Refrigeration Equipment Standardization Technical Committee Meeting and the second session of a working meeting held July 6 to 14 in Kunming, Yunnan Province.