功频电液调节系统中功率信号的选择由两种方式:一是取发电机功率,二是取发电机频率。()
参考答案:错
I thought he was not____ of a professor the first time I heard him speaking to the children at the platform in the hall of our school.
A.something
B.anything
C.somebody
D.anybody
对被扣押的物品,满()个月无人对该财产主张权利或者无法查清权利人的,应当公开拍卖或者按照国家有关规定处理。
A.三
B.六
C.十二
D.五