不同运输方式或运输企业在考虑运输产品组合时,可采用()策略
A.扩大产品组合
B.缩减产品组合
C.整合产品组合
D.锁定产品组合
E.产品线延伸
参考答案:A, B, E
Which of the following statement about indexes is true()
A. The Nikkei-Dow Jones average is a price-weighted index of stocks from the first tier of the Tokyo Stock Exchange.
B. New York Stock Exchange Index is a price weighted index.
C. The Value Line Composite Average is a price weighted index.
最支持眶内原发炎性假瘤诊断的CT表现是()
A.一条或多条眼外肌梭形增粗
B.球后软组织肿块
C.病变有增强
D.眼肌附着处眼环增粗,模糊
E.双侧眼球突出