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【单选题】
以下关于TCP协议的描述，错误的是（）。
A.
TCP是Internet传输层的协议，可以为应用层的不同协议提供服务
B.
TCP是面向连接的协议，提供可靠、的、面向字节流的端到端的服务
C.
TCP使用二次握手来建立连接，具有很好的可靠性
D.
TCP每发送一个报，就对这个报设置一次计时器
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参考答案：
举一反三
【单选题】SSD是( )设备的英文缩写。
A.
固态硬盘
B.
机械硬盘
C.
U盘
D.
移动硬盘
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【判断题】用蒸馏法测化合物沸点,烧瓶内装被测物的多少影响测定结果。
A.
正确
B.
错误
查看完整题目与答案
【判断题】用蒸馏法测沸点,烧瓶内装被测化合物的多少影响测定结果。
A.
正确
B.
错误
查看完整题目与答案
【单选题】哪一年教育部要求各高校制定各项突发公共安全事件的处置应案
A.
2003
B.
2004
C.
2005
D.
2006
查看完整题目与答案
【单选题】Which of the following statements is NOT true?（）
A.
The open field system provided a good opportunity to experiment.
B.
The open field system wasted land.
C.
The open field system was wasteful of labor and time.
D.
The open field system made livestock farming difficult.
查看完整题目与答案
【判断题】基因导入可能刺激免疫系统,从而引起免疫反应。
A.
正确
B.
错误
查看完整题目与答案
【判断题】基因导入体内可能刺激免疫系统，从而引起免疫反应。
A.
正确
B.
错误
查看完整题目与答案
【单选题】伽利略的理想斜面实验证明了 ( )
A.
要物体运动必须有力作用，没有力作用的物体将静止
B.
要物体静止必须有力作用，没有力作用的物体就运动
C.
物体不受外力作用时，一定处于静止状态
D.
物体不受外力作用时总保持原来的匀速直线运动状态或静止状态
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【单选题】Which of the statements is not true about the International Atomic Energy Agency (IAEA)?
A.
It is the world's center of cooperation in the nuclear field.
B.
It is a dependent international organization related to the United Nations system, the IAEA's relationship with the UN is regulated by special agreement.
C.
It was set up as the world's "Atoms for Peace" organization in 1956 within the United Nations family.
D.
The Agency works with its member states and multiple partners worldwide to promote safe, secure and peaceful nuclear technologies.
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【单选题】Which of the following statements is NOT true according to the given article?
A.
Adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came up with a quick way to take the temperature of crops to determine which ones are under stress.
B.
The goal of applying infrared scanning technology was to let farmers precisely target pesticide spraying rather than rain poison on a whole field.
C.
Paley's Remote Scanning Services Company could detect crop problems before they became visible to the eye.
D.
In spite of meeting with financial problems, Paley's company has been struggling to keep operation until now.
查看完整题目与答案
相关题目：
【单选题】SSD是( )设备的英文缩写。
A.
固态硬盘
B.
机械硬盘
C.
U盘
D.
移动硬盘
查看完整题目与答案
【判断题】用蒸馏法测化合物沸点,烧瓶内装被测物的多少影响测定结果。
A.
正确
B.
错误
查看完整题目与答案
【判断题】用蒸馏法测沸点,烧瓶内装被测化合物的多少影响测定结果。
A.
正确
B.
错误
查看完整题目与答案
【单选题】哪一年教育部要求各高校制定各项突发公共安全事件的处置应案
A.
2003
B.
2004
C.
2005
D.
2006
查看完整题目与答案
【单选题】Which of the following statements is NOT true?（）
A.
The open field system provided a good opportunity to experiment.
B.
The open field system wasted land.
C.
The open field system was wasteful of labor and time.
D.
The open field system made livestock farming difficult.
查看完整题目与答案
【判断题】基因导入可能刺激免疫系统,从而引起免疫反应。
A.
正确
B.
错误
查看完整题目与答案
【判断题】基因导入体内可能刺激免疫系统，从而引起免疫反应。
A.
正确
B.
错误
查看完整题目与答案
【单选题】伽利略的理想斜面实验证明了 ( )
A.
要物体运动必须有力作用，没有力作用的物体将静止
B.
要物体静止必须有力作用，没有力作用的物体就运动
C.
物体不受外力作用时，一定处于静止状态
D.
物体不受外力作用时总保持原来的匀速直线运动状态或静止状态
查看完整题目与答案
【单选题】Which of the statements is not true about the International Atomic Energy Agency (IAEA)?
A.
It is the world's center of cooperation in the nuclear field.
B.
It is a dependent international organization related to the United Nations system, the IAEA's relationship with the UN is regulated by special agreement.
C.
It was set up as the world's "Atoms for Peace" organization in 1956 within the United Nations family.
D.
The Agency works with its member states and multiple partners worldwide to promote safe, secure and peaceful nuclear technologies.
查看完整题目与答案
【单选题】Which of the following statements is NOT true according to the given article?
A.
Adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came up with a quick way to take the temperature of crops to determine which ones are under stress.
B.
The goal of applying infrared scanning technology was to let farmers precisely target pesticide spraying rather than rain poison on a whole field.
C.
Paley's Remote Scanning Services Company could detect crop problems before they became visible to the eye.
D.
In spite of meeting with financial problems, Paley's company has been struggling to keep operation until now.
查看完整题目与答案
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