Marco Polo was born in Venice in 1254.马可-波罗1254年生于威尼斯.Marco Polo's travelogue mentions that Kublai Khan sent envoys to Malgache.马可波罗游记中提到忽必烈曾派使节到马尔加什.He has lived and breathed polo since he was seven.他从7岁开始就一直热衷于马球。...
腮腺炎常引起血清淀粉酶增高.The blood amylase is usually elevated as a result of parotitis.淀粉酶 、 蛋白酶和其他不贵的大品种酶都是这样使用的.Amylase, proteases and other inexpensive bulk enzymes are used in this way.我们应确定糊精的值以便于存在时我们明确地评估淀粉酶的活性.Dextrin valu...