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【单选题】
根据三端式集成稳压电路 7805的型号可以得知,其输出( )。
A.
( A)电压是+5V
B.
( B)电压是一5V
C.
( C)电流是5A
D.
( D)电压和电流要查产品手册才知道
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参考答案:
举一反三
【简答题】移动盆地的最外边界
【单选题】Extraordinarily few people have the ability to be successful commodity traders. So rather than limit the number of people they hire, trading firms aim to hire all those applicants who are able to be s...
A.
Over the past decade, Quinsey-Leerheim's trading practices and policies have changed in a way that gives much more responsibility to individual traders.
B.
Since the pool of entry-level applicants is mostly the same for all commodity-trading firms, Quinsey-Leerheim often competes with other trading firms for the strongest applicants.
C.
Quinsey-Leerheim rejects some entry-level applicants who go on to become extremely successful commodity traders with other trading firms.
D.
Commodity trading requires skills that are needed in very few other occupations, so that trading firms' hiring procedures typically differ significantly from those of other financial firms.
E.
Commodity trading is very stressful, and even successful commodity traders rarely work as traders for longer than ten years, although they often earn substantial sums in those years.
【判断题】rotate()方法的参数angle是旋转的角度,单位为度。
A.
正确
B.
错误
【判断题】rotate()方法的参数angle是旋转的角度,旋转方向是顺时针的。
A.
正确
B.
错误
【简答题】品牌价值被消费者认知的过程,是品牌通过各种传播⼿手段实现对消费者()的过程。
【单选题】下列哪个选项中的“that”不可以省略?
A.
The man finally accepted that his wife had passed away in the accident.
B.
That is my sister, Jenney.
C.
At last, we all knew that the boy had finished his homework before 11 o’ clock.
D.
Scientists discovered that people can live for 120 years.
【单选题】小儿乳牙出齐的时间是
A.
1岁-1岁半
B.
1岁半-2岁
C.
2岁-2岁半
D.
2岁半-3岁
E.
3岁-3岁半
【简答题】下列哪个选项中的“that”不可以省略?
【简答题】我国31个省(区、市)中,旅游发展极发达的是 、 、 。
【单选题】小儿乳牙全部出齐的时间
A.
4个月~6个月
B.
6个月~8个月
C.
1岁~1.5岁
D.
2岁~2.5岁
E.
3岁~4岁
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