实物流是指库存物品在仓库内外的流动，按作业流程的先后顺序，主要包括接运、验收、保管、保养、加工、分拣备货、包装、集货、发运、配送等环节。( )
参考答案：对
An analyst does research about beta and gathers the following information about a capital investment project with 30% debt financing and 70% equity financing. The marginal tax rate is 35%. If the unlevered beta of a comparable company is 1.50, the levered beta for the project is closest to:（）
A. 1.08
B. 1.92
C. 3.78
应用口服补液时，口服补液盐中所含葡萄糖的作用主要是（）
A.使口服液具有一定的渗透压
B.提供能量
C.利用渗透利尿作用排泄毒素
D.增加小肠对钠、水的重吸收
E.治疗酮症酸中毒
