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In situ cryopreservation of human embryonic stem cells in gas-permeable membrane culture cassettes for high post-thaw yield and good manufacturing practice.pdf
大小：830.25KB
时间：2014-04-11 15:05
Preparation and properties of waterborne polyurethanesfor water vapor permeable coating ma-terials.pdf
大小：100.93KB
时间：2013-09-17 12:42
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