论文部分内容阅读
SSN1007-4414CN32-1066/TH1974年创刊双月刊主管:甘肃省科学技术厅主办:甘肃省机械科学研究院协办:甘肃省机械工程学会甘肃农业机械学会欢迎读者踊跃订阅,欢迎作者积极投稿,欢迎企业客户积极刊登产品广告!
SSN1007-4414CN32-1066 / TH1974 Biennial Bulletin: Gansu Provincial Department of Science and Technology Organizer: Gansu Institute of Machinery Science Co-organizers: Gansu Institute of Mechanical Engineering Gansu Agricultural Machinery Society welcome readers to actively subscribe, please writers are welcome to actively welcome the positive corporate customers Advertise the product!