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Single Roller-to-Cam Indexing Mechanisms Providing Two Maximized Dwells- Determination of Cam Pitch Profile for Optimal Designs.pdf
大小：711.32KB
时间：2014-10-04 16:39
Courtship Feeding in Humans The Effects of Feeding versus Providing Food on Perceived Attraction and Intimacy.pdf
大小：212.50KB
时间：2013-11-14 12:24
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