【判断题】当系统发生故障时,要求发电机迅速增大励磁电流,以维持电网的电压水平及稳定性。( )
【判断题】对于药物溶液,尤其是低等渗溶液,需要调节成等渗溶液。
【单选题】The new rules apply to new Internet users who are required to _____ their real identities upon registration. [ ]
【单选题】What does the woman advise the man to do?
A.
To find a new job in a bank.
B.
To keep this position.
C.
To apply for going abroad.
D.
To quarrel with the vice manager.
【简答题】查找研究杜甫的文献,题名输入“杜甫”,命中540篇。但考虑文献题名中也可能会出现“杜诗”、“李杜”,于是改用检索式“______________”,结果命中608篇。
【判断题】在汉武帝之前,宰相的任命一定是根据办事治国的能力,无论草根还是贵族。()