Two kind of polysaccharides,SWP and SBP,contained in body wall and blood of Sipunculus nudus were obtained. They were isolated and purified by chromatography of GPC.是什么意思_Two kind of polysaccharides,SWP and SBP,contained in body wall and blood of Sipunculus nudus were obtained. They were isolated and purified by chromatography of GPC.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句