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The acetolysis,oxidation and hydrolysis reactions in the synthetic process of 16-dehydropregnenolone acetate from diosgenin were studied.

研究了以薯蓣皂素为原料合成妊娠双醋酸酯生工艺中的化和水解3步反应。

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Objective:To study the extraction technology of dioscin from Paris polyphylla Smith of Taibai adopting infusion method and reflux respectively.

以太白灯台七为原料,研究薯蓣皂苷的提取工艺。

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Athyridacea, athyroid, athyroidation, athyroidemia, athyroidosis, Athysanus, ATI, ATIC, atilt, atin,

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3G, 401(K), a,

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福尔摩斯四签名

I gave him directions to have several gourds of water and a lot of yams, cocoanuts, and sweet potatoes.

还叫他准几平淡水,许多的子和甜

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Atlanta, Atlantacea, Atlantean, atlantes, Atlantia, Atlantic, Atlantic City, atlantic ocean, Atlantic puffin, Atlantic salmon,

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3G, 401(K), a,
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