如图为ab两位同学用显微镜观察人的口腔上皮细胞时的效果图你认为bb同学的观察效果好.另一同学效果欠佳是因为装片中有气泡气泡要想不出现这位 Template




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tomski如图为ab两位同学用显微镜观察人的口腔上皮细胞时的效果图你认为bb同学的观察效果好.另一同学效果欠佳是因为装片中有气泡气泡要想不出现这位 coloring