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【单选题】
在双代号网络计划中，工作N的持续时间是6天，最早完成时间是第13天，其总时差为5天，则工作N的最迟开始时间是第( )天。A.
11
B.
12
C.
13
D.
18
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【单选题】在图中所示放大电路,已知U cc =6V、R c =2KΩ、R B =200Kω、 =50。放大电路的静态工作点为( )。
A.
30微安
B.
1.5毫安
C.
3豪安
D.
1豪安
【简答题】在图所示放大电路中，已知三极管3DG4的β=80，r b =300Ω。
【单选题】- The girl __all her pocket money to the people in the Southwest for the serious drought(旱灾). - What a good girl!
A.
took away
B.
gave up
C.
gave away
【单选题】They are the heirs ___________. a) who have priorities over others b) who have the legal right to receive the property, money or title.
A.
a) who have priorities over others
B.
b) who have the legal right to receive the property, money or title.
【单选题】: money or property brought by a woman or her husband at marriage
A.
dowry
B.
official
C.
veil
D.
perform
【单选题】在图中所示放大电路,已知Ucc=6V、Rc=2KΩ、RB=200KΩ、β=50。放大电路的静态工作点为( )。
A.
30μA
B.
1.5mA
C.
3mA
D.
1mA
【单选题】在图中所示放大电路,已知Ucc=6V、Rc=2KΩ、RB=200Kω、β=50。放大电路的静态工作点为( )。
A.
mg src="http://p.ananas.chaoxing.com/star3/origin/817ef654113361adc41e6c385a0498a4.jpg">
B.
30μA
C.
1.5mA
D.
3mA
E.
1mA
【简答题】something such as money or property that a person or company owns
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