国家标准《选煤厂洗水闭路循环等级》的代号是()。
A.MT810-1999
B.MT/T810-1999
C.MT/T810-1990
D.MT810-1990
参考答案:B
An analyst does research aboutthe capital asset pricing model (CAPM) and the security market line (SML). With respect to the CAPM and SML, if a security has a beta of 1.3, that security should:()
A. plot above the security market line.
B. have an above average risk premium.
C. have above average unsystematic risk.
代谢性碱中毒伴有的电解质紊乱是()
A.低钾血症
B.高钾血症
C.镁缺乏
D.高钙血症
E.高钠血症