阿司匹林与大黄苏打片合用吸收更快,起效迅速是由于:
A.胃肠道酸碱度的变化
B.生成螯合物
C.生成复合物
D.酶诱导
E.酶抑制
参考答案:A
烧结普通砖焙烧温度过高或时间过长,产品称为()
A.红砖
B.青砖
C.过火砖
D.欠火砖
An analyst has calculated the following ratios for a firm: Sales/Total Assets: 2.8 Net Profit Margin (%): 4 Return on Total Assets (%): 11.2 Total Asset/Equity: 1.6 The return on equity for this firm would be closest to:
A. 4.48%. B. 6.40%. C. 17.92%.