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【简答题】
(5分)荔枝是很多人喜爱的水果,其中含有丰富的营养成分,如下表所示。请回答: (1)表中钙、铁、硒等指的是 (填字母序号)。 A.原子 B.分子 C.单质 D.元素 (2)人体如果缺乏维生素C会诱发坏血病。每100g荔枝中含维生素C 的质量是 ug。 (3)表中所列荔枝含有的营养素共有 种,其中能为人体提供能量的物质是 (一种)。一个成年人一天约需要2000千卡能量,若其中有7%来自于荔枝(每100g荔枝的热量是70千卡),他一天最少应吃荔枝 g。
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参考答案:
举一反三
【多选题】线粒体内可以进行的代谢是
A.
柠檬酸循环
B.
氧化磷酸化
C.
糖酵解
D.
酮体生成
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【单选题】下面关于随机存取存储器(RAM)的叙述中,正确的是
A.
RAM分静态RAM(SRAM)和动态RAM(DRAM)两大类
B.
SRAM的集成度比DRAM的高
C.
DRAM的存取速度比SRAM的快
D.
DRAM中存储的数据无需“刷新”
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【单选题】下面关于随机存取存储器RAM的叙述中,正确的是( )
A.
RAM分静态RAM(SRAM)和动态RAM(DRAM)两大类,我们通常所讲的内存由DRAM组成,SRAM主要用来做高速缓冲存储器。
B.
SRAM的集成度比DRAM高
C.
DRAM的存取速度比SRAM快
D.
DRAM中存储的数据无须“刷新”
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【单选题】In the Dijkstra’s algorithm example discussed in the lecture, each node label represents:
A.
Estimated shortest distance from the source to that node
B.
Estimated shortest distance between that node and one of its neighboring nodes
C.
Estimated shortest distance between that node to the final destination
D.
None of the options given
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【多选题】赵某在其公司的加班费1000元一直没有得到,由劳动行政部门责令限期支付加班费,期公司仍未支付,劳动行政部门责令加付赔偿金。下列各项中可以作为方某赔偿金的有 )元。
A.
550
B.
800
C.
1000
D.
2000
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【单选题】The Dijkstra’s algorithm is a greedy algorithm because:
A.
At each step, the algorithm picks the link with the smallest cost
B.
At each step, the algorithm picks the node with the smallest estimated distance
C.
At each step, the algorithm picks the path with the smallest number of links
D.
None of the options given
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【简答题】尸冷(algor mortis)
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【单选题】 LS uses Dijkstra’s algorithm to compute the shortest paths.
A.
True
B.
False
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【简答题】尸冷 ( algor mortis)
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【单选题】In the Dijkstra’s algorithm example discussed in the lecture, after all nodes are considered,
A.
Every possible shortest path between any two nodes are found
B.
Shortest paths from the source to every other nodes are found
C.
Every possible shortest path made up of different number of links are found
D.
All of the options given
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相关题目:
【多选题】线粒体内可以进行的代谢是
A.
柠檬酸循环
B.
氧化磷酸化
C.
糖酵解
D.
酮体生成
查看完整题目与答案
【单选题】下面关于随机存取存储器(RAM)的叙述中,正确的是
A.
RAM分静态RAM(SRAM)和动态RAM(DRAM)两大类
B.
SRAM的集成度比DRAM的高
C.
DRAM的存取速度比SRAM的快
D.
DRAM中存储的数据无需“刷新”
查看完整题目与答案
【单选题】下面关于随机存取存储器RAM的叙述中,正确的是( )
A.
RAM分静态RAM(SRAM)和动态RAM(DRAM)两大类,我们通常所讲的内存由DRAM组成,SRAM主要用来做高速缓冲存储器。
B.
SRAM的集成度比DRAM高
C.
DRAM的存取速度比SRAM快
D.
DRAM中存储的数据无须“刷新”
查看完整题目与答案
【单选题】In the Dijkstra’s algorithm example discussed in the lecture, each node label represents:
A.
Estimated shortest distance from the source to that node
B.
Estimated shortest distance between that node and one of its neighboring nodes
C.
Estimated shortest distance between that node to the final destination
D.
None of the options given
查看完整题目与答案
【多选题】赵某在其公司的加班费1000元一直没有得到,由劳动行政部门责令限期支付加班费,期公司仍未支付,劳动行政部门责令加付赔偿金。下列各项中可以作为方某赔偿金的有 )元。
A.
550
B.
800
C.
1000
D.
2000
查看完整题目与答案
【单选题】The Dijkstra’s algorithm is a greedy algorithm because:
A.
At each step, the algorithm picks the link with the smallest cost
B.
At each step, the algorithm picks the node with the smallest estimated distance
C.
At each step, the algorithm picks the path with the smallest number of links
D.
None of the options given
查看完整题目与答案
【简答题】尸冷(algor mortis)
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【单选题】 LS uses Dijkstra’s algorithm to compute the shortest paths.
A.
True
B.
False
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【简答题】尸冷 ( algor mortis)
查看完整题目与答案
【单选题】In the Dijkstra’s algorithm example discussed in the lecture, after all nodes are considered,
A.
Every possible shortest path between any two nodes are found
B.
Shortest paths from the source to every other nodes are found
C.
Every possible shortest path made up of different number of links are found
D.
All of the options given
查看完整题目与答案
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