???? ????
亚洲日韩成人精品中文字幕,www成人 色情美女露双乳球,色欲A V一区二区,欧美激情不卡一区二区,麻豆国产精品一二三区别软件
Standards research and revising: mainly including the research and revision of international standards, national standards and enterprise standards. So far we have accomplished totally thousands of items of various types which are widely used in the process of design and production for manufacturing enterprises.
Standardization subject research: mainly undertaking the standardization research which are commissioned by countries and ministries. Now we have undertaken dozens of subjects including the special grand national science-technology project, the project supported by national science and technology, the 863 project, the National Standards Commission-based public project and the basic research from COSTIND(Commission in Charge of Science, Technology and Industry for National Defense).
China Academy of Machinery Science and Technology (CAM), founded in 1956, is...
Copyright China Academy of Machinery Science & Technology Support:xinocheng