电子对账单可由客户通过个人网上银行获取。()
参考答案:对
No one can walk the wire in the air without a bit of fear unless ______ very young. [ ]
A. having trained
B. trained
C. to be trained
D. being trained
中、低压管道使用前,表面凹陷最大尺寸(最大直线尺寸)不应大于管子周长的(),且不大于40mm。
A、2%
B、4%
C、4.5%
D、5%