Optical projector , tension tester , pressure tester and torsiometer are the testing instru - ments . testing results can be typed automatically 檢測設(shè)備有光學(xué)投影儀、拉、壓、扭力測試儀,檢測結(jié)果由測試儀自動打印。
The paper analyzes the present problems of several specialized grippers for material tension tester ; introduces the improved designs for grippers and the working principles 摘要分析了材料拉力試驗機的幾種專業(yè)夾持器存在的問題,介紹了夾持器的改進設(shè)計及工作原理。