工作面输送机机头顶面到其上支架顶梁底面的距离不小于()mm。
A、300
B、500
C、800
参考答案:A
Which of the following statements regarding capitalizing versus expensing costs is least accurate()
A. Total cash flow is higher with capitalization than expensing.
B. Capitalization results in higher profitability initially.
C. Expensing results in higher income variability than capitalization.
下图反映了2012年12月至2013年5月人民币对美元的汇率,从这个趋势可知,在过去的半年中:
①人民币贬值,美元升值
②汇率对我国的进出口不会有影响
③中国人到美国购物更合算了
④人民币汇率升高,美元汇率降低
A.①②
B.①④
C.②④
D.③④