大型生产机构需形成()的组织网络,各部门均由精于其部门业务的经理担任领导。
A、专业化分工
B、标准化分工
C、智能化分工
D、结构化分工
参考答案:A
句型转换,每空一词.
1. He works in a bank. (就画线部分提问)
_____ _____ he _____ ?
2. They are workers. (就画线部分提问)
_____ _____ they?
3. I want to be a teacher. (就画线部分提问)
_____ _____ you want to be?
4. Tom wants to be a policeman. (改为否定句)
Tom _____ _____ to be a policeman.
5. He wants to be a football player. (改为一般疑问句)
_____ he _____ to be a football player?
如图,理想变压器原、副线圈匝数比n1∶n2=4∶1,电压表V和电流表A均为理想电表,灯泡电阻RL=12Ω,AB端电压。下列说法正确的是
A.电流频率为100Hz
B.电压表V的读数为96V
C.电流表A的读数为0.5A
D.变压器输入功率为6W