When an engineer or scientist designs a new electronic device or physics experiment, the job of constructing and operating the test often falls to a technician in this field.

当一个工程师或科学家设计了一种新的电子设备模型或物理实验方案，实施和操作这些方案工作往往落在这一领域的技术人员身上。

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The calibration test results show that porous mortar is more appropriate than ceramic plate when used as capillary barrier in unsaturated seepage experiment and displacement experiment of fracture.

率定试验结果表明，多孔砂浆块比高进气值陶土板更适宜于作为裂隙非饱和渗流试验和驱替试验中的毛细隔栅。

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In the experiment, the springback value could be adjusted through the test model when it was tested and the material springback value could be made sure.

试验时，先在能够进行弯曲回弹调节的模具上按照有关的回弹数据进行调节试验，确定材料的回弹值，而后进行模具设计。

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