市场参与者通过其开立在债券登记托管结算机构的()办理券款对付的债券结算。
A.资金账户
B.交易结算账户
C.债券托管账户
D.个人结算账户
参考答案:C
I think ___ good knowledge of English is ___ great help when you are traveling around the world.
A.X,a
B.a,a
C.a,the
D.a,x
属于可弯曲管线的是( )。
A.电力电缆
B.电力管道
C.电讯管道
D.污水管道