珍珠的功效是()
A.镇心定惊,清肝除翳
B.平肝疏肝,散风止痒
C.平肝潜阳,清肝明日
D.平肝潜阳,纳气定喘
E.平肝明目,疏散风热
参考答案:A
Which of the following characteristics about swaps is least accurate Swaps:()
A. are custom instruments and involve counterparty risk.
B. are highly regulated.
C. have no active secondary market.
《煤矿安全规程》规定:工作面爆破时,必须有保护()和其它设备的安全措施。
A.采煤机;
B.刮板运输机;
C.液压支架;
D.采煤机滚筒。