论文部分内容阅读
<铸铁件型芯用浅色涂料>通过国家鉴定 <铸铁件型芯用浅色涂料>是我国“六五”期间科技攻关项目“提高机床铸件质量”的子项,由陕西机械学院负贵研制。1986年10月在西安通过部级鉴定,1986年1月在沈阳通过国家总鉴定。
Passed national appraisal is a sub-item of “Improving the quality of machine tool castings” during the “Sixth Five-Year Plan” period of scientific and technological research projects, and was developed by Shaanxi Machinery Institute . In October 1986 in Xi’an by ministerial identification, in January 1986 in Shenyang by the national total appraisal.