Based on parameter of softening point, aging kinetics model was established to show aging condition of two asphalts and to calculate activation energies.

同时以软化点为参数建立老化动力学模型来反映两种沥青的老化情况，并计算出活化能。

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We analysed the influence of aging on each parameter of ventilatory function with the method of cross-section study.

以横向年龄分组的方法分析了年龄对通气功能各参数的影响。

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The parameter for human skin wrinkle is one of the flags of skin aging. The function of the skin wrinkle measurement system is measuring the magnitude of the parameter of human skin wrinkle.

人体皮肤皱纹参数是皮肤抗衰老智能诊断系统需要测量的指标之一，人体皮肤皱纹检测系统要实现的功能就是测量人体皮肤皱纹参数的大小。

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