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【简答题】
用作信号转换的电机称为 ____。
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举一反三
【单选题】At what age does a child probably begin to learn about sets and numbers?
A.
Six months
B.
Eigh months.
C.
Fif months
D.
Nine months
【单选题】和谐内5型内燃机车的燃油箱为钢板焊接结构,有效容积()
A.
9000L
B.
12000L
C.
8000L
D.
7000L
【多选题】债券投资的风险因素有()
A.
价格风险
B.
在投资风险
C.
赎回风险
D.
提前偿付风险
E.
通货膨胀风险
【单选题】在队列研究中,下列哪一项不属于偏倚控制的内容
A.
在设计时制定严格的纳入和排除标准
B.
抽样时采用误差较小的抽样方法
C.
在实施阶段尽量提高研究对象的应答率
D.
在测量暴露和结局时尽量利用客观指标
E.
在分析阶段可以采用分层分析
【单选题】You want to balance that out with some riskier investments that may bring higher returns, such as stocks. Bala nce means the same as in sentence ________________ .
A.
The maid lost her balance at the toppled over .
B.
W eigh the butter on the balance.
C.
It is necessary to learn the skill of balancing income and expenses n o matter what your financial situation .
【多选题】商业模式 9个要素不包括( )
A.
产品研发
B.
客户关系
C.
应用场景
D.
复购率
【单选题】听力原文:M:I am not sure when to leave for the lecture. W: But it's already fif to eight. M: Take it easy. Fif minutes is quite OK. What time will the lecture begin?
A.
At 6:15.
B.
At 8:50.
C.
At 8:00.
【单选题】材料不同的两根受扭圆轴, 其直径和长度完全相同,在扭矩相同的情况下,它们的最大扭转切应力和扭转角之间的四种关系中,正确的是
A.
最大扭转切应力相等,扭转角也相等
B.
最大扭转切应力相等,扭转角不相等
C.
最大扭转切应力不相等,扭转角相等
D.
最大扭转切应力不相等,扭转角也不相等
【单选题】《商业模式新生代》中的商业模式画布中的9个基本要素中不包括()。
A.
价值主张
B.
客户关系
C.
供应链
D.
渠道通路
【单选题】In what sense is the average human being unable to ‘ think ’? ?
A.
It is not true. All humans can ‘think’ in all sense.
B.
It’s only a question of speed. We are unable to think fast.
C.
Most people don’t have great creative ability.
D.
The average human being has faults in his or her program, and that’s why he or she can’t think.
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