明细分类科目就是二级科目。
参考答案:错
解析:明细分类科目是对总分类科目作进一步分类、提供更详细更具体会计信息的科目。二级科目属于明细分类,但明细分类科目不一定是二级科目。
The number of the people in the room_______sixty, but a number of them_________students.
A.was, was
B.was, were
C.were, were
D.were, was
数字脉冲技术是一种定义在()中用于在宽带无线电频率频谱上以很低的功率传输数字数据的无线技术。
A、IEEE802.15.3
B、IEEE802.15.2
C、IEEE802.15.1
D、IEEE802.15.4