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生物秀自定义CD光盘 原价：￥80.00 特价：￥30.00 |
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生物秀自定义DVD光盘 原价：￥90.00 特价：￥50.00 |
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Gram stain(革兰氏染色)
The Gram stain is the most useful and widely employed differential stain in bacteriology. It divides bacterial into two groups—gram negative and gram positive.
