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astm d903 plastic test machine
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2.5m/s Impact speed Film Impact Tester , Drop Dart Impact Tester With DC Solenoid Control Standards: GB/T 8809-1988 Specifications: Model KJ-8260 Max ...
2024-12-09 17:15:01
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...drying, changes about physics and chemistry testing . It supplys precision temperature controllter with high stability of platinum resistance to ...
2024-12-09 20:02:58
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