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【单选题】
在云计算所提供的服务中,消费者通过 Internet 可以从完善的计算机基础设施获得服务。例如:硬件服务器租用。这种服务是 ( )。
A.
IaaS
B.
PaaS
C.
SaaS
D.
云服务
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参考答案：
举一反三
【单选题】科学研究发现,附着在内质网上的核糖体主要合成某些专供输送到细胞外面的分泌物质。下列哪种是由核糖体合成且分泌到细胞外的物质
A.
血红蛋白
B.
呼吸氧化酶
C.
胃蛋白酶原
D.
性激素
查看完整题目与答案
【简答题】In Colombia, there are some unwritten rules that people are used to. These rules are not officially established, but people do respect them. For example, on a bus, a person keeps a distance from anoth...
查看完整题目与答案
【单选题】It is an astonishing fact that there are laws of nature, rules that summarize conveniently (1)_____ qualitatively but quantitatively-how the world works. We might (2)_____ a universe in which there ar...
A.
just
B.
very
C.
just not
D.
not just
查看完整题目与答案
【简答题】When your friends or family get married, there are all kinds of wedding etiquette and rules that govern their behavior. But did you know there are rules for wedding guests too? To ensure that you don’...
查看完整题目与答案
【判断题】/f/ 和 /v/ 发音时口型相同,它们的发音要领是下唇轻触上齿,让口腔内气流从唇齿间隙的缝中挤出时摩擦成音。
A.
正确
B.
错误
查看完整题目与答案
【单选题】齿轮泵的结构（    ）
A.
简单;
B.
复杂;
C.
不一定。
D.
一般都复杂
查看完整题目与答案
【多选题】齿轮泵的结构有哪些特点
A.
齿轮泵存在轴向、径向、啮合处泄漏
B.
齿轮泵存在径向不平衡力
C.
齿轮泵存在困油现象
D.
为了消除齿轮泵困油现象通常在两侧端盖开卸荷槽
查看完整题目与答案
【简答题】齿轮泵的结构形式有（）齿轮泵和（）齿轮泵两种。
查看完整题目与答案
【简答题】I am a ager. I want to use the Internet. I know that there are rules about what I should do online. I agree to follow these rules, and my parents agree to help me follow these rules: 1. I will not...
查看完整题目与答案
【单选题】It is an astonishing fact that there are laws of nature, rules that summarize conveniently -【21】qualitatively but quantitatively - how the world works. We might【22】a universe in which there are no suc...
A.
just
B.
very
C.
just not
D.
not just
查看完整题目与答案
相关题目：
【单选题】科学研究发现,附着在内质网上的核糖体主要合成某些专供输送到细胞外面的分泌物质。下列哪种是由核糖体合成且分泌到细胞外的物质
A.
血红蛋白
B.
呼吸氧化酶
C.
胃蛋白酶原
D.
性激素
查看完整题目与答案
【简答题】In Colombia, there are some unwritten rules that people are used to. These rules are not officially established, but people do respect them. For example, on a bus, a person keeps a distance from anoth...
查看完整题目与答案
【单选题】It is an astonishing fact that there are laws of nature, rules that summarize conveniently (1)_____ qualitatively but quantitatively-how the world works. We might (2)_____ a universe in which there ar...
A.
just
B.
very
C.
just not
D.
not just
查看完整题目与答案
【简答题】When your friends or family get married, there are all kinds of wedding etiquette and rules that govern their behavior. But did you know there are rules for wedding guests too? To ensure that you don’...
查看完整题目与答案
【判断题】/f/ 和 /v/ 发音时口型相同,它们的发音要领是下唇轻触上齿,让口腔内气流从唇齿间隙的缝中挤出时摩擦成音。
A.
正确
B.
错误
查看完整题目与答案
【单选题】齿轮泵的结构（    ）
A.
简单;
B.
复杂;
C.
不一定。
D.
一般都复杂
查看完整题目与答案
【多选题】齿轮泵的结构有哪些特点
A.
齿轮泵存在轴向、径向、啮合处泄漏
B.
齿轮泵存在径向不平衡力
C.
齿轮泵存在困油现象
D.
为了消除齿轮泵困油现象通常在两侧端盖开卸荷槽
查看完整题目与答案
【简答题】齿轮泵的结构形式有（）齿轮泵和（）齿轮泵两种。
查看完整题目与答案
【简答题】I am a ager. I want to use the Internet. I know that there are rules about what I should do online. I agree to follow these rules, and my parents agree to help me follow these rules: 1. I will not...
查看完整题目与答案
【单选题】It is an astonishing fact that there are laws of nature, rules that summarize conveniently -【21】qualitatively but quantitatively - how the world works. We might【22】a universe in which there are no suc...
A.
just
B.
very
C.
just not
D.
not just
查看完整题目与答案
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