由陕西机械学院和武汉机械工艺研究所共同研制成功的《碲作为Al—Si类合金变质剂及合金添加剂》,于5月28～30日在武汉召开了鉴定会。有关高等院校、科研机关、工厂共28个单位的42名代表,分别听取了研制单位的研究报告和四家工厂的使用报告,并到武汉自行车二厂、武汉空压机厂、 By the Shaanxi Institute of Mechanical Technology and Wuhan Institute of Machinery jointly developed a successful “Tellurium as Al-Si alloy modifier and alloy additives,” May 28 to 30 held in Wuhan identification. 42 representatives from 28 institutions including universities, research institutes and factories listened to the research reports of the research institutes and the reports on the use of the four factories respectively, and went to Wuhan Bicycle Factory, Wuhan Compressor Factory,