Presents the auto valve of O 2 pipe line in Shell gasification process,discusses its function,existing problems,test results and puts forward proposals for improvemen
介绍谢尔气化工艺氧气管线自动阀门的功能、存在的问题、试验结果及改进建议。
Application and research of the automatic ultrasonic inspection system for ship butt weld;
自动超声探伤系统在船体对接焊缝检测中的应用研究
Control system for large and full-automatic quick analysis lab;
大型全自动快速分析室控制系统
Intention of A Minitype Automatic Lathe of A Bearing with Groove Ferrules;
小型轴承套圈沟槽自动车床的研制