检测临床上脑脊液蛋白的潘氏法属于() ["染料结合法","凯氏定氮法","比浊法","紫外分光光度法","双缩脲法"]
检测临床上尿蛋白的考马斯亮蓝法属于() ["染料结合法","凯氏定氮法","比浊法","紫外分光光度法","双缩脲法"]
《审视瑶函》的作者是() ["孙思邈","王肯堂","傅仁宇","倪维德","张仲景"]
《证治准绳》的作者是() ["王肯堂","傅仁宇","倪维德","孙思邈","赵献可"]
什么是战略产品和杠杆产品?它们的特征是什么?
简述供应商选择以及采购数量确定的方法?