根据燃化部(73)燃制技第(72)号文件的精神,于1973年9月24日至9月28日,在大连召开了QBF_2型气动单双法兰差压变送器试制的样机技术鉴定会议。参加这次会议的有研究、设计、使用、制造部门共20个单位,20名代表。会议首先认真学习了十大文件和国发(102)号文。与会代表深入批判了林彪反党集团反革命罪行,加深了对党在 According to the spirit of the Ministry of Combustion (73) Combustion Technology (72), the QBF-2 Pneumatic Single and Double Flange Differential Pressure Transmitter was held in Dalian from September 24 to September 28, 1973 Prototype technical appraisal meeting. To participate in this meeting, there are 20 units of research, design, use and manufacturing departments and 20 representatives. The meeting first carefully studied the top ten documents and the text of the country (102). The delegates in-depth criticized the anti-Party clique in the Lin Piao counterrevolutionary crimes and deepened their opposition to the party