Conclusion Senescence of human skin fibroblasts can be induced by UVB irradiation, and the mechanism may relate to the decrease of collagen synthesis and increase of collagen degradation.
结论U VB照射能诱导人皮肤成纤维细胞发生衰老，其机制可能与细胞胶原合成减少而降解增加有关。
The mechanism and kinetics of parathion degradation was investigated under high frequency ultrasonic irradiation in aqueous solution.
研究了高频超声降解水溶液中对硫磷的反应动力学以及机理。
This paper introduced the degradation mechanism of polyvinyl chloride(PVC) under the irradiation of ultraviolet light.
介绍了聚氯乙烯（PVC）的紫外光降解机理。
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