If no other differences can be seen between resins, try testing the elongational viscosity.
如果看不出两种树脂间存在别的差别，那就测试一下它们的拉伸黏度。
In order to test the elongational behaviour of polymer melts, the paper introduces a system of the measurement of RHEOTENS based on virtual instrument technology.
为了测试聚合物熔体拉伸性能，设计了基于虚拟仪器的拉伸流变仪测控系统。
In order to test the elongational behaviour of polymer melts, the paper introduces a system of the measurement of RHEOTENS based on virtual instrument technology.
为了测试聚合物熔体拉伸性能，设计了基于虚拟仪器的拉伸流变仪测控系统。
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