通过湿热老化试验，研究了APMOC纤维吸湿性能、拉伸强度、断裂延长率以及弹性模量随老化时间的变化。
The changes of moisture absorption properties, tensile strength, fracture elongation and elastic modulus of APMOC fiber with aging time were investigated through the hygrothermal aging test.
采用室内贮存试验、人工加速湿热老化试验和红外光谱法研究了硬质聚氨酯泡沫塑料在室内贮存条件下的老化机理。
The aging mechanism of rigid polyurethane foams at indoor storage conditions was investigated with indoor storage tests, accelerated hygrothermal aging tests and IR spectra.
用试验验证了胶粘剂在湿热老化试验中，试样分别处于转动状态和静止状态对试验结果的影响，用数理统计的方法处理数据，得到了明确的结论。
This paper presents the influence of exposure state of the adherend samples to theresults of Wet-heat aging test. With handling data by mathematical Statisticalmethod. We got an evident conclusion.
对国产汽车所用210种涂层试样进行了湿热带大气环境自然曝晒试验及人工加速老化试验。
Natural exposing tests in humid tropics atmosphere environment and accelerated ageing tests for 210 coat test samples of domestic automotives are carried out.
对国产汽车所用210种涂层试样进行了湿热带大气环境自然曝晒试验及人工加速老化试验。
Natural exposing tests in humid tropics atmosphere environment and accelerated ageing tests for 210 coat test samples of domestic automotives are carried out.
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