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fifteenfold adj.,adv.十五倍。

fifteenth

Results the extraction conditions were optimized as follows : folium ginkgo and rhizoma chuanxiong were powdered and soaked by fifteenfold - weight 60 % alcohol , to get the highest content of flavone and ligustrazine 結果:銀杏葉、川芎粉碎成粗粉,用15倍量60 %的乙醇漉條件最佳,總黃酮和川芎嗪的含量最高。