碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.几丁质是N - 乙酰葡糖胺.Chitin is a polymer of N - acetylglucosamine.目的调查葡糖胺对慢性腰背痛和退行性腰椎骨关节炎病人的治疗效果.Objective To invest...
尼罗河在此处变宽，从两块花岗岩巨石间穿过。Here the Nile broadens out between the huge granite boulders.“好吧，”我边说边紧张不安地把香烟在花岗岩台阶上捻灭。"Well," I said, grinding my cigarette nervously into the granite step.这些塔楼是钢结构，花岗岩贴面。The towers are made of ste...
除了精装书,别的任何书我都不写.I would never write anything but a hard - cover book.我如何或(去哪 ) 取得你的精装书?How ( or where ) can I get hardback copies of your books?精装书 - 凯恩明白一本厚重的书真正的力量.HARD BOUND BOOK - Deckard Cain understands the true po...