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【单选题】
下列( )是电子邮件营销的缺点。
A.
满足用户个性化需求
B.
垃圾邮件问题
C.
保密性相对较好
D.
促进顾客关系
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参考答案：
举一反三
【判断题】交流负反馈能改善交流性能指标,对直流指标也能改变
A.
正确
B.
错误
查看完整题目与答案
【单选题】维生素B12的活性中心元素是( )
A.
Co
B.
Fe
C.
Ni
D.
Zn
查看完整题目与答案
【单选题】为了保证样品管与对照管的反应条件一致,要求样品管与对照管要平行操作称为()
A.
平行试验
B.
平行实验
C.
垂直试验
D.
垂直实验
查看完整题目与答案
【判断题】交流负反馈能改善交流性能指标，对直流指标也能改善。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】In Fisher’s model of group problem solving, the phase during which members end disagreement and solve the problem is called the _________ phase.
A.
orientation
B.
conflict
C.
emergence
D.
reinforcement
查看完整题目与答案
【单选题】维生素B12的活性中心元素是（ ）
A.
Fe
B.
Co
C.
Ni
D.
Zn
查看完整题目与答案
【单选题】In Fisher’s model of group problem solving, the phase during which members end disagreement and solve the problem is called the _________ phase.
A.
orientation
B.
conflict
C.
emergence
D.
Reinforcement
查看完整题目与答案
【简答题】Safety professional apply principles draw from such disciplines as engineering,education, psychology, physiology, enforcement, hygiene, health, physics, and management. They use appropriate methods an...
查看完整题目与答案
【判断题】交流负反馈能改善交流性能指标，不影响电路放大倍数
A.
正确
B.
错误
查看完整题目与答案
【简答题】We use an abbreviation EFFECT showing these principles. The first E stands for _____ , the first F stands for ____ , the second F stands for ____ , the second E stands for, C stands for____ , T stands...
查看完整题目与答案
相关题目：
【判断题】交流负反馈能改善交流性能指标,对直流指标也能改变
A.
正确
B.
错误
查看完整题目与答案
【单选题】维生素B12的活性中心元素是( )
A.
Co
B.
Fe
C.
Ni
D.
Zn
查看完整题目与答案
【单选题】为了保证样品管与对照管的反应条件一致,要求样品管与对照管要平行操作称为()
A.
平行试验
B.
平行实验
C.
垂直试验
D.
垂直实验
查看完整题目与答案
【判断题】交流负反馈能改善交流性能指标，对直流指标也能改善。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】In Fisher’s model of group problem solving, the phase during which members end disagreement and solve the problem is called the _________ phase.
A.
orientation
B.
conflict
C.
emergence
D.
reinforcement
查看完整题目与答案
【单选题】维生素B12的活性中心元素是（ ）
A.
Fe
B.
Co
C.
Ni
D.
Zn
查看完整题目与答案
【单选题】In Fisher’s model of group problem solving, the phase during which members end disagreement and solve the problem is called the _________ phase.
A.
orientation
B.
conflict
C.
emergence
D.
Reinforcement
查看完整题目与答案
【简答题】Safety professional apply principles draw from such disciplines as engineering,education, psychology, physiology, enforcement, hygiene, health, physics, and management. They use appropriate methods an...
查看完整题目与答案
【判断题】交流负反馈能改善交流性能指标，不影响电路放大倍数
A.
正确
B.
错误
查看完整题目与答案
【简答题】We use an abbreviation EFFECT showing these principles. The first E stands for _____ , the first F stands for ____ , the second F stands for ____ , the second E stands for, C stands for____ , T stands...
查看完整题目与答案
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