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【简答题】
Compared with the figure in 2009, a much bigger number of deaths was reported in 2012 based on the CDC ’ s ________. When the United States 2009 H1N1 swine flu started , an international emergency, a declared global pandemic, it eventually infected 60 million and initially killed a minimum of 18,449 cases that year. But the final story of the H1N1 global pandemic was far worse than that, with close to 300,000 deaths, according to the final tallies in 2012 reported by the Centers for Disease Control (CDC).
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【简答题】当焊件的宽度不同或厚度相差 4mm 以上时,在对接焊缝的拼接处,应分别在焊件的宽度方向或厚度方向做成坡度不大于——的斜角
【单选题】In order to get a full ______,customers must send back goods in the original packaging.
A.
discount
B.
refund
C.
return
【单选题】In order to get a full __________, customers must send back goods in the original packaging.
A.
duscount
B.
refund
C.
return
【单选题】In order to get a full _____, customers must send back goods in the original packing.
A.
discount
B.
refund
C.
return
【简答题】In order to get a full r____, customers must send back goods in the original packaging.
【判断题】In order to get an object moving, you must push harder on it than it pushes back on you.
A.
正确
B.
错误
【单选题】对于直接承受动力荷载且需计算疲劳的对接焊缝拼接处，当焊件的宽度不同或厚度相差4mm以上时，应在宽度方向或厚度方向做成坡度小于______的斜坡。
A.
1:1
B.
1:2.5
C.
1:4
D.
1:5
【单选题】以下关于顺序表的叙述中正确的是 。
A.
顺序表的优点是存储密度大且插入、删除运算效率高
B.
顺序表属于静态结构
C.
顺序表中所有元素可以连续也可以不连续存放
D.
在有 n 个元素的顺序表中查找逻辑序号为 i 的元素的算法时间复杂度为 O( n ) (5.0分)
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