ZD（J）9系列电动转辙机摩擦联接器在出厂时，按照转辙机技术条件规定的不同型号的标准值已调整好。（）
参考答案：对
My parents ______ in Hengshui. They were born there and have never lived anywhere else. [ ]
A. live
B. lived
C. were living
D. will live
制约财政收入规模的根本因素是( )。
A．经济发展水平
B．税率水平
C．纳税人数量
D．居民储蓄水平
