仪器仪表的引用误差是（）之比。
A.绝对误差与实际值
B.相对误差与指示值
C.相对误差与仪表测量上限
D.绝对误差与仪表测量量程
参考答案：D
单词拼写。
1.We come from China.We speak C__________.
2. December is the t__________ month of the year.
3. B__________ is the date of one's birth.
4. N__________ comes after October.
5. The Spring __________ is important to every Chinese.
通过网上银行办理个人结售汇业务的交易账户必须为客户本人在网银上关联（）
A．活一本账户
B．定一本账户
C．借记卡账户
D．普通活期账户
