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【单选题】
英国学者在评论《九章算术》时说：“从它的社会根源来看，它与官僚政府组织有密切联系，并且专门致力于统治官员所要解决的问题，土地丈量、谷仓容积、堤坝和河渠的修建、税收、兑换率……‘为数学而数学’的场合极少。”由此可见我国古代科技的特点是（）
A.
重实用
B.
重理论
C.
重民众
D.
重实验
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参考答案：
举一反三
【判断题】Alaska is the largest state on the continuous continent.
A.
正确
B.
错误
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【简答题】线圈一端的绝缘皮只刮去半周,则这半周线圈转动的原理是 ________________________ ;另外半周的绝缘皮没有刮掉,则这半周线圈是在 _________ 的作用下实现连续转动的。 简易线圈的这种结构相当于电动机的 __________ 。
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【单选题】The Joneses (have visited) Hawaii and Alaska, and they (assure me) that (they) like Alaska (the best).
A.
have visited
B.
assure me
C.
they
D.
the best
查看完整题目与答案
【单选题】The Alaska Pipeline The Alaska pipeline starts at the frozen edge of the Arctic Ocean. It stretches southward across the largest and northernmost state in the United States, ending at a remote ice-fre...
A.
operating costs
B.
employees
C.
consumers
D.
construction
查看完整题目与答案
【单选题】二进制的子网掩码11111000表示成十进制是
A.
210
B.
224
C.
240
D.
248
查看完整题目与答案
【简答题】It is time to start planning your 2010 Alaska Vcation! Take a look at newly expanded Alaska tour. Alaska hotels, and Alaska vacation packages. Our 2010 selection offers the most Alaska travel options ...
查看完整题目与答案
【判断题】分流比等于色谱柱流量除以分流流量。
A.
正确
B.
错误
查看完整题目与答案
【简答题】A．Because gold was found in Alaska. B．Because Alaska has an abundance of seafood. C．Because Alaska proved rich in oil and minerals. D．Because Alaska is bordered by Yukon.
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【判断题】Before America purchased it,Alaska was belong to Mexico.( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】二进制的子网掩码11111000表示成十进制是
A.
224
B.
240
C.
248
D.
252
查看完整题目与答案
相关题目：
【判断题】Alaska is the largest state on the continuous continent.
A.
正确
B.
错误
查看完整题目与答案
【简答题】线圈一端的绝缘皮只刮去半周,则这半周线圈转动的原理是 ________________________ ;另外半周的绝缘皮没有刮掉,则这半周线圈是在 _________ 的作用下实现连续转动的。 简易线圈的这种结构相当于电动机的 __________ 。
查看完整题目与答案
【单选题】The Joneses (have visited) Hawaii and Alaska, and they (assure me) that (they) like Alaska (the best).
A.
have visited
B.
assure me
C.
they
D.
the best
查看完整题目与答案
【单选题】The Alaska Pipeline The Alaska pipeline starts at the frozen edge of the Arctic Ocean. It stretches southward across the largest and northernmost state in the United States, ending at a remote ice-fre...
A.
operating costs
B.
employees
C.
consumers
D.
construction
查看完整题目与答案
【单选题】二进制的子网掩码11111000表示成十进制是
A.
210
B.
224
C.
240
D.
248
查看完整题目与答案
【简答题】It is time to start planning your 2010 Alaska Vcation! Take a look at newly expanded Alaska tour. Alaska hotels, and Alaska vacation packages. Our 2010 selection offers the most Alaska travel options ...
查看完整题目与答案
【判断题】分流比等于色谱柱流量除以分流流量。
A.
正确
B.
错误
查看完整题目与答案
【简答题】A．Because gold was found in Alaska. B．Because Alaska has an abundance of seafood. C．Because Alaska proved rich in oil and minerals. D．Because Alaska is bordered by Yukon.
查看完整题目与答案
【判断题】Before America purchased it,Alaska was belong to Mexico.( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】二进制的子网掩码11111000表示成十进制是
A.
224
B.
240
C.
248
D.
252
查看完整题目与答案
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