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QUANTIFOIL多孔碳膜(Holey Carbon Films)透射電鏡銅網(wǎng)Gilder grids 蕾絲碳膜（Lacey Carbon Films）超平有孔碳支持膜C-flat? （Holey Carbon Grids for TEM）Marienfeld血球計數(shù)板特制大型載玻片(large glass slide)

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