ratten
1. Keywords Luffa cylinderical ratten;extract;thin layer chromatography;
丝瓜藤;提取;薄层色谱;
2. The Extraction of Chemical Constituents in Ratten of Luffa Cylinderica
丝瓜藤化学成分的提取
3. Our company specialized in all kinds of metal,wood,bamboo,ratten and glass products etc.
我司主要提供各式各样的铁,竹,木,藤,玻璃等类工艺品.