large ring lactone 大环内酯
large ring lactone size 大尺寸
large ring lactone roll 大卷装
large ring lactone slug 大糙
large ring lactone royal 英国纸张尺寸
large ring lactone sample 大样本
large ring lactone strips 大板条
large ring lactone root 粗根
large ring lactone tongs 大夹子
large ring lactone taper 大角度的锥体
This is the large ring lactone class antibiotic.
本品为大环内酯类抗生素。
youdao
The invention provides a large ring lactone compound and a preparation method thereof.
本发明提供了一种大环内酯类化合物及其制备方法。
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