钻机工作时,钻机供风、供水管必须(),严禁()开停风和水。
参考答案:安设截止阀门;用手握压软管
--Where do you suggest_________?
--Downtown in Quanzhou, of course.
A.will we locate the museum
B.the museum must be located
C.the museum be located
D.should we locate the museum
某项工程项目建设期为5年,每年年末用掉银行借款20万元,年利率10%,问到第五年末欠银行钱数为( )。
A.122.102万元 B.30万元 C.120万元 D.61.051万元