Optical projector, tension tester, pressure tester and torsiometer are the testing instru-ments. Testing results can be typed automatically.
检测设备有光学投影仪、拉、压、扭力测试仪，检测结果由测试仪自动打
。
Optical projector, tension tester, pressure tester and torsiometer are the testing instru-ments. Testing results can be typed automatically.
检测设备有光学投影仪、拉、压、扭力测试仪，检测结果由测试仪自动打。
：
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