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【单选题】
下面对 RGB和CMYK两种色彩模式描述正确的是 ( ) ?
A.
RGB的原理是色光相加
B.
CMYK的原理是色料减法
C.
RGB和CMYK都可以用于印刷
D.
CMYK是唯一用于印刷业的色彩模式
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参考答案：
举一反三
【单选题】Select the correctly punctuated sentence.
A.
After stealing Tims car, the thief lost his way and ended up the chief constable's garage.
B.
After stealing Tim's car the thief lost his way and ended up the chief constable's garage.
C.
After stealing Tim's car, the thief lost his way and ended up the chief constable's garage.
D.
After stealing Tim's car, the thief lost his' way and ended up the chief constable's garage.
查看完整题目与答案
【单选题】Select the correctly punctuated sentence.
A.
The children's books were all left in the following places: Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
B.
The children's books were all left in the following places; Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
C.
The childrens books were all left in the following places: Mrs Smiths room, Mr Powells office and the caretakers cupboard.
D.
The children's books were all left in the following places, Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
查看完整题目与答案
【单选题】Select the correctly punctuatedsentence.
A.
a)She always enjoyed sweets, chocolate, marshmallows and toffee apples.
B.
b)She always enjoyed: sweets, chocolate, marshmallows and toffee apples.
C.
c)She always enjoyed sweets chocolate marshmallows and toffee apples.
D.
d)She always enjoyed sweet's, chocolate, marshmallow's and toffee apple's.
查看完整题目与答案
【单选题】反应2A(g) ↔ 2B(g)+E(g)(正反应为吸热反应)达到平衡时,要使正反应 速率降低,A的浓度增大,应采取的措施是
A.
加K
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
【单选题】利用渐变工具进行填充的时候,渐变方式一共有( )种。
A.
5
B.
4
C.
6
D.
7
查看完整题目与答案
【单选题】Select the correctly punctuated sentence.
A.
a)After stealing Tims car, the thief lost his way and ended up the chief constable's garage.
B.
b)After stealing Tim's car the thief lost his way and ended up the chief constable's garage.
C.
c)After stealing Tim's car, the thief lost his way and ended up the chief constable's garage.
D.
d)After stealing Tim's car, the thief lost his' way and ended up the chief constable's garage.
查看完整题目与答案
【单选题】中国四大名砚中,产于广东的是
A.
歙砚
B.
澄泥砚
C.
姚河砚
D.
端砚
查看完整题目与答案
【简答题】磁盘请求的柱面按 10 , 22 , 20 , 2 , 40 , 6 , 38 的次序到达磁盘的驱动器,寻道时每个柱面移动需要 6ms 。计算按以下算法调度时的寻道时间: (1)循环扫描(CSCAN)算法。 (2)先来先服务(FCFS)算法。 (3)最短寻道优先(SSTF)算法。 (4)电梯调度(SCAN)算法。 以上所有情况磁头臂均起始于柱面20,且磁头正在按(柱面)由小到大的方向移动。
查看完整题目与答案
【单选题】反应A(g)+3B(g)↔2C(g); 是一个放热的反应,达到平衡后,将气体混合物的温度降低,下列叙述中正确的是
A.
正反应速率加大，逆反应速率减小，平衡向正反应方向移动
B.
正反应速率变小，逆反应速率增大，平衡向逆反应方向移动
C.
正反应速率和逆反应速率减小，平衡向正反应方向移动
D.
正反应速率和逆反应速率减小，平衡向逆反应方向移动
E.
正反应速率和逆反应速率不改变，平衡向正反应方向移动
查看完整题目与答案
【单选题】反应2A(g)↔2B(g)+E(g)(正反应为吸热反应)达到平衡时,要使正反应速率降低,A的浓度增大,应采取的措施是( )。
A.
加压
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
相关题目：
【单选题】Select the correctly punctuated sentence.
A.
After stealing Tims car, the thief lost his way and ended up the chief constable's garage.
B.
After stealing Tim's car the thief lost his way and ended up the chief constable's garage.
C.
After stealing Tim's car, the thief lost his way and ended up the chief constable's garage.
D.
After stealing Tim's car, the thief lost his' way and ended up the chief constable's garage.
查看完整题目与答案
【单选题】Select the correctly punctuated sentence.
A.
The children's books were all left in the following places: Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
B.
The children's books were all left in the following places; Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
C.
The childrens books were all left in the following places: Mrs Smiths room, Mr Powells office and the caretakers cupboard.
D.
The children's books were all left in the following places, Mrs Smith's room, Mr Powell's office and the caretaker's cupboard.
查看完整题目与答案
【单选题】Select the correctly punctuatedsentence.
A.
a)She always enjoyed sweets, chocolate, marshmallows and toffee apples.
B.
b)She always enjoyed: sweets, chocolate, marshmallows and toffee apples.
C.
c)She always enjoyed sweets chocolate marshmallows and toffee apples.
D.
d)She always enjoyed sweet's, chocolate, marshmallow's and toffee apple's.
查看完整题目与答案
【单选题】反应2A(g) ↔ 2B(g)+E(g)(正反应为吸热反应)达到平衡时,要使正反应 速率降低,A的浓度增大,应采取的措施是
A.
加K
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
【单选题】利用渐变工具进行填充的时候,渐变方式一共有( )种。
A.
5
B.
4
C.
6
D.
7
查看完整题目与答案
【单选题】Select the correctly punctuated sentence.
A.
a)After stealing Tims car, the thief lost his way and ended up the chief constable's garage.
B.
b)After stealing Tim's car the thief lost his way and ended up the chief constable's garage.
C.
c)After stealing Tim's car, the thief lost his way and ended up the chief constable's garage.
D.
d)After stealing Tim's car, the thief lost his' way and ended up the chief constable's garage.
查看完整题目与答案
【单选题】中国四大名砚中,产于广东的是
A.
歙砚
B.
澄泥砚
C.
姚河砚
D.
端砚
查看完整题目与答案
【简答题】磁盘请求的柱面按 10 , 22 , 20 , 2 , 40 , 6 , 38 的次序到达磁盘的驱动器,寻道时每个柱面移动需要 6ms 。计算按以下算法调度时的寻道时间: (1)循环扫描(CSCAN)算法。 (2)先来先服务(FCFS)算法。 (3)最短寻道优先(SSTF)算法。 (4)电梯调度(SCAN)算法。 以上所有情况磁头臂均起始于柱面20,且磁头正在按(柱面)由小到大的方向移动。
查看完整题目与答案
【单选题】反应A(g)+3B(g)↔2C(g); 是一个放热的反应,达到平衡后,将气体混合物的温度降低,下列叙述中正确的是
A.
正反应速率加大，逆反应速率减小，平衡向正反应方向移动
B.
正反应速率变小，逆反应速率增大，平衡向逆反应方向移动
C.
正反应速率和逆反应速率减小，平衡向正反应方向移动
D.
正反应速率和逆反应速率减小，平衡向逆反应方向移动
E.
正反应速率和逆反应速率不改变，平衡向正反应方向移动
查看完整题目与答案
【单选题】反应2A(g)↔2B(g)+E(g)(正反应为吸热反应)达到平衡时,要使正反应速率降低,A的浓度增大,应采取的措施是( )。
A.
加压
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
参考解析：
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