提高物流系统效率的主要手段是( )。
A.装卸搬运技术与装备
B.仓储技术与装备
C.集装单元化技术与装备
D.物流技术及其装备
参考答案:D
A: It's already 6:30. You must go now, mustn't you?
B: No, we _________. The school bus is coming. We must wait for it. [ ]
A. mustn't
B. needn't
C. shouldn't
D. oughtn't to
某施工企业本年发生主营业务收入2400万元,主营业务成本1700万元,主营业务税金及附加102万元,其他业务收入60万元,管理费用45万元,营业外收入6万元,营业外支出10万元,所得税按33%计算,其净利润应为( )万元。
A.408.03
B.438.18
C.609.00
D.654.00