ageing effect

Theory and effect of photosensitization are explored by artificial acceler-ated ageing test, exposure test, IR, UV and TG-DTA analysis.

采用人工加速老化实验、户外曝晒试验、IR、UV及TG DTA等方法探讨了它们的光敏化效果及其光敏化作用机理。

The effect of thermal ageing on the magnetic susceptibility of a duplex stainless steel has been studied.

研究了热时效对副复式不锈钢磁敏感性的影响。

^^ Effect of ageing on the sperm acrosin activity in mice

增龄对小鼠精子顶体蛋白酶活性的影响

Dr Frauke Neuser, principal scientist at Olay, which has used the research to develop its latest face creams, said: 'This research gives us a detailed picture of the effect of sun exposure on skin ageing and illustrate the importance of protection on a daily basis.'

玉兰油的领头科学家弗洛克·诺伊泽博士曾利用这些研究发现开发最新面霜，他称：“这项研究使我们对日光给皮肤衰老造成的影响有了详细的了解，说明日常护肤相当重要。”

Sn has obvious effect on aging process of Al-Si-Mg alloy. Sn can decrease the strength of the alloy as inclusions, if under no ageing process.

Sn对Al-Si-Mg系合金的时效过程产生明显的影响，合金中加入Sn，若不进行时效处理，Sn作为夹杂降低合金的力学性能；