NBDP采用的键控方式是()。
A、幅度键控
B、频移键控
C、相移键控
D、二相相移键控
参考答案:B
By the time you have completed the essential training, you ________ exposed to virtually every new feature of the course . [ ]
A. will have been
B. are
C. have been
D. will be
某施工企业月中向当地税务部门支付100万元的税费,则这100万元应计入财务计划现金流量表中的()。
A.经营活动净现金流量
B.投资活动净现金流量
C.筹资活动净现金流量
D.营业收入