Ingredients: Pearl essence, elastin, plant squalane, anti-wrinkle factor, vitamin e, etc.

主要成份：精纯珍珠精华、弹力蛋白、植物角鲨烷、抗皱因子、维e等。

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This paper presents the application of wear particle analysis to the study of the effect of a particular factor (e. g. ionitriding temperature) on bearing failure.

本文介绍了磨损粒子分析在研究特殊因素(如离子氮化温度)对轴承失效的影响中的应用。

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The main ingredients: mineral activity extracts, vitamins E, A, soft stretch factor, nano pearl powder.

主要成份：矿泉活性萃取精华、维生素E、A、柔性弹力因子、纳米珍珠粉等。

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Look for sunglasses with an eye-sun protection factor (E-SPF) between 25 and 50, he said.

WSJ: The Crucial Years for Protecting Your Eye Health

Another factor working against mandatory E-Verify legislation is vocal opposition to the bill from the agriculture industry.

FORBES: Analysis: What's the Next Step for E-Verify?

"Thus, E-4 appears as a risk factor for both heart disease and Alzheimer's disease, two major causes of mortality and morbidity at advanced ages, " Francois Schachter and his colleagues at the Center for the Study of Human Polymorphisms, a genetic-research center in Paris, conclude in a report.

WSJ: A Gene Gives a Hint Of How Long a Person Might Hope to Live