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【判断题】
笼型三相异步电动机常用的降压起动方法有Y-△降压起动和自耦变压器降压起动
A.
正确
B.
错误
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举一反三
【单选题】上图所示的对偶单纯形表, 表(3)中x3的系数列向量为( )
A.
5/2,-2
B.
-5/2,-1
C.
2,-2
D.
-1,-1/2
【简答题】简述布鲁姆的目标分类理论与加涅的学习结果分类理论的异同。
【单选题】上图所示的对偶单纯形表, 表(3)中x3,x6的检验数为( )。
A.
19/5,8/5
B.
22/5,2
C.
2,3/5
D.
0,1/5
【单选题】Which one is the specific behavior of polychronic time people?
A.
People arrive, and start to discuss, and then arrive at conclusion. After that they take action.
B.
People take time commitments or schedules seriously.
C.
People do business together because of their relationship or for their future relationship.
D.
People seldom borrow and lend things.
【单选题】心悸的发病原因不包括
A.
心动过速
B.
期前收缩
C.
高热
D.
甲状腺功能亢进
E.
服用普萘洛尔
【单选题】窦性心动过速的原因不包括
A.
发热
B.
甲状腺功能亢进
C.
休克
D.
贫血
E.
高钾
【单选题】上图所示的对偶单纯形表, 表(3)中x5的系数列向量为( )。
A.
1/2,-1
B.
-1/2,-1
C.
2,1
D.
-1,-1/2
【判断题】Reading a journal during a meeting in cultures which follow a polychronic time system is considered rude.
A.
正确
B.
错误
【单选题】窦性心动过速的原因不包括:()
A.
饮咖啡
B.
甲亢
C.
心力衰竭
D.
洋地黄中毒
E.
贫血
【单选题】Which of the following is the character of polychronic time?
A.
Time moves straight
B.
Time is in cycle
C.
Life is a period of time
D.
Time is money
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