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【单选题】
他励直流电动机的人为机械特性与固有机械特性相比，其理想空载转速和斜率均发生了变化，那么这条人为机械特性一定是( )。A.
串电阻的人为机械特性
B.
降压的人为机械特性
C.
弱磁的人为机械特性
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皮皮学刷刷变学霸
举一反三
【多选题】政策合法化就是使政策方案被公众认可、接受、遵从的过程,具体包括哪些方面的内容?
A.
决策者以及权力的合法化。
B.
政策决策程序的合法化。
C.
政策内容的合法化。
D.
政策内容法律化
【简答题】△÷□=q6…6的算式中，□里最小填______，此时△是______．
【单选题】The European Parliament has some control ______ what happens in each of the member countries.
A.
in
B.
beyond
C.
over
D.
under
【单选题】离心泵的性能特点不包括（）。
A.
离心泵的压头由泵本身决定，取决于叶轮直径和泵轴的转速
B.
离心泵的流量除了与泵本身有关外，还与上述外界因素有关
C.
离心泵压出流体时，泵出口流量、压力等不产生眿冲，较为均匀
D.
离心泵的流量一般较小，但压头可以很高
【单选题】Q6
A.
To observe the wild life in the two national park
B.
To identify the reasons for the lions’ disappearance
C.
To study the habitat of lions in Sudan and Ethiopia
D.
To find evidence of the existence of the “lost lions ”
【单选题】LONG CONVERSATION - Q6
A.
She has lost her job.
B.
She just got a new job.
C.
She is looking for a job.
D.
She wants to change her job.
【单选题】The British Parliament has all powers except the right to ______.
A.
control taxation
B.
select judges
C.
control the government's budget
D.
make laws
【单选题】听力原文： In Bangladesh, the opposition Awami League has returned to parliament after a year-lung boycott. Bangladesh's main opposition party, the Awami League walked out of parliament 13 months ago, comp...
A.
prevent against electoral scandals.
B.
push through electoral reform. proposals.
C.
defeat the ruling party and come into power.
D.
participate in parliamentaly debates.
【单选题】Q6
A.
Writing his term paper
B.
Having a coffee break
C.
Playing online games
D.
Reading some books
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