Gastric juice contains hydrochloric acid to provide an acidic solution for pepsin.胃液内含有盐酸给胃蛋白酶提供酸溶液.The pepsin contents of gastric juice were determined by JacalinHRP ELISA assay.方法:采用HRP标记 jacalin,通过elisa法检测各种胃病患者胃液中的胃蛋...
那老人的墓是用花岗石造的.The old man's grave is made of granite.他的墓是用花岗石造的.His grave is made of granite.那山谷的尽头是花岗石的断崖.The valley ended in a perpendicular rim of granite....
Very soon we'll see the rate of cardiovascular disease among teenagers rising. "很快我们就会看到,青少年心血管疾病的发病率出现上升. ”Carbon monoxide is definitely capable of impairing cardiovascular function.一氧化碳确实能损害心血管机能.The cardiovascula...