Universal tensile testing machine can analyze the test results, such as elongation, average value, the stress, strain and damage, etc.

万能拉力试验机可剖析整个测验的成果，例如伸长量、应力、应变、损坏值、平均值等。

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The stress relaxation test for some types of bituminous mixture has performed using a self-refited test machine.

用自行改装的设备对几种类型的沥青混合料进行了应力松弛试验。

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It includes electronic universal testing machine and GDS water pressure controller. It is controlled by a computer, and automatic recording data and different stress path test may be achieved.

该套设备结合了电子万能试验机和GDS液体压力控制器，同时采用计算机软件进行控制，实现了三轴剪切试验的应力控制、数据自动采集和不同应力路径试验的目的。

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