通过力学性能测试，表明改性后的PUA较PU没有太大的变化，依然具有PU的良好力学性能。
By mechanical property testing, showing that there is not much changing comparing to PU, the modified PUA still have good mechanical properties.
通过力学性能测试和断口形貌观察，研究了1420铝锂合金冷轧薄板的各向异性及其在时效过程中的演化规律。
The anisotropy and it's evolution during ageing treatment for Al-Li alloy 1420 cold-rolling sheet were investigated by means of tensile test and fractograph observation.
通过力学性能测试、扫描电镜及透射电镜观察，研究了冷轧压下量及时效温度对内生复合钢板弱界面结合强度的影响。
Mechanical properties testing, SEM and TEM was used to study the effects of cold rolled reduction and aging temperature on the cohesion of the weak interface of DISC.
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