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【单选题】
下列关于UDP特征的叙述中错误的是
A.
实时性较差效率较低
B.
提供无连接传输服务
C.
不进行数据报的检查
D.
无需等待对方的应答
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参考答案：
举一反三
【单选题】Pass me the glasses please. I can _____ read the words in the newspaper. [     ]
A.
hardly
B.
really
C.
clearly
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【单选题】设输入信号抽样值Is=+1128∆,采用逐次比较型编码器,按A律13折线编成8位码等于( )。
A.
01110001
B.
11110001
C.
01110010
D.
11110010
查看完整题目与答案
【单选题】大黄根茎和甘草根混合粉末中,可见到那种类型的草酸钙晶体 ( )
A.
针晶和方晶
B.
柱晶和砂晶
C.
针晶和簇晶
D.
簇晶和方晶
E.
以上都不是
查看完整题目与答案
【单选题】设输入信号抽样值 ,采用逐次比较型编码器,按 A律13折线编成8位码 A.01110101 B.11110101 C.01110011 D.11110011
A.
01110101
B.
11110101
C.
01110011
D.
11110011
查看完整题目与答案
【单选题】大黄根茎和甘草根混合粉末中,可见到那种类型的草酸钙晶体( )。
A.
针晶和方晶
B.
柱晶和砂晶
C.
针晶和簇晶
D.
簇晶和方晶
查看完整题目与答案
【单选题】— It's time for the weather report. Could I _____ the TV, Dad? — Go ahead, please. I also want to know about the weather for tomorrow. [     ]
A.
turn on
B.
turn off
C.
turn down
查看完整题目与答案
【简答题】May I have you attention please? I have few things to tell you. When you have class here in the language lab, please be here a little early. Change your shoes before enter the lab. Don’t bring anythin...
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【多选题】子痫患者的护理中,应采取的措施为
A.
避免刺激
B.
专人护理
C.
给氧
D.
注意生命体征
E.
防止损伤
查看完整题目与答案
【简答题】Complete the sentences below. Use the nouns from the box. At the ticket office 1. I need to change my . 2. Is there a direct ? At the check-in desk 3. Can I take this as hand ? 4. Can I have an aisle ...
查看完整题目与答案
【单选题】Please pronounce the word_____I did.
A.
by the way
B.
the way
C.
the moment
D.
like
查看完整题目与答案
相关题目：
【单选题】Pass me the glasses please. I can _____ read the words in the newspaper. [     ]
A.
hardly
B.
really
C.
clearly
查看完整题目与答案
【单选题】设输入信号抽样值Is=+1128∆,采用逐次比较型编码器,按A律13折线编成8位码等于( )。
A.
01110001
B.
11110001
C.
01110010
D.
11110010
查看完整题目与答案
【单选题】大黄根茎和甘草根混合粉末中,可见到那种类型的草酸钙晶体 ( )
A.
针晶和方晶
B.
柱晶和砂晶
C.
针晶和簇晶
D.
簇晶和方晶
E.
以上都不是
查看完整题目与答案
【单选题】设输入信号抽样值 ,采用逐次比较型编码器,按 A律13折线编成8位码 A.01110101 B.11110101 C.01110011 D.11110011
A.
01110101
B.
11110101
C.
01110011
D.
11110011
查看完整题目与答案
【单选题】大黄根茎和甘草根混合粉末中,可见到那种类型的草酸钙晶体( )。
A.
针晶和方晶
B.
柱晶和砂晶
C.
针晶和簇晶
D.
簇晶和方晶
查看完整题目与答案
【单选题】— It's time for the weather report. Could I _____ the TV, Dad? — Go ahead, please. I also want to know about the weather for tomorrow. [     ]
A.
turn on
B.
turn off
C.
turn down
查看完整题目与答案
【简答题】May I have you attention please? I have few things to tell you. When you have class here in the language lab, please be here a little early. Change your shoes before enter the lab. Don’t bring anythin...
查看完整题目与答案
【多选题】子痫患者的护理中,应采取的措施为
A.
避免刺激
B.
专人护理
C.
给氧
D.
注意生命体征
E.
防止损伤
查看完整题目与答案
【简答题】Complete the sentences below. Use the nouns from the box. At the ticket office 1. I need to change my . 2. Is there a direct ? At the check-in desk 3. Can I take this as hand ? 4. Can I have an aisle ...
查看完整题目与答案
【单选题】Please pronounce the word_____I did.
A.
by the way
B.
the way
C.
the moment
D.
like
查看完整题目与答案
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