黑龙江省机械工程学会液压、气动、液力首届学术年会于八月二十二日在镜泊湖牡丹江地区林管局工人疗养院召开,会议历时七天。出席这次会议的有省内大专院校、科研单位和厂矿代表共五十六人。黑龙江省机械工程学会付秘书长孙涌福同志出席了会议,哈尔滨市机械工程学会液压、液力、气 The first academic annual meeting of hydraulics, pneumatics and hydraulics of the Mechanical Engineering Society of Heilongjiang Province was held on August 22 at the Workers’ Sanatorium of the Bureau of Forest Management, Mudanjiang District, Jingpo Lake. The meeting lasted for seven days. At the conference, there were 56 colleges and universities, research institutes, factories and mines in the province. Comrade Sun Yongfu, Secretary General of the Heilongjiang Mechanical Engineering Society attended the meeting. The Hydraulic Engineering, Hydraulics, and Gas of Harbin Mechanical Engineering Society