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【多选题】
农业社会所出现的技术创新包括()。
A.
农业工具的发展
B.
铁器的出现
C.
纺织的出现
D.
陶器的出现
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参考答案：
举一反三
【单选题】墨卡托方位法把世界划分成了()个区域,提高了地理位置的精确性。
A.
50.0
B.
58.0
C.
60.0
D.
68.0
查看完整题目与答案
【单选题】下列姿势对脊柱负荷最大的是:
A.
卧位
B.
站位无弯腰
C.
侧卧位
D.
靠坐位
E.
坐位弯腰
查看完整题目与答案
【单选题】The El Nino ('little boy' in Spanish) that pounded the globe between the summers of 1997 and 1998 was in some measure the most destructive in this century. Worldwide damage estimates exceed ￡ 20 billi...
A.
the normal westward trade winds weaken
B.
the normal eastward trade winds weaken
C.
the normal westward trade winds strengthen
D.
the normal eastward trade winds strengthen
查看完整题目与答案
【判断题】在静电场中电力线不是闭合的曲线， 所以在交变场中电力线也是非闭合的曲线。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A hand held instrument used to measure distances between objects and the ship is a ______.
A.
vernier
B.
psychrometer
C.
hygrometer
D.
stadimeter
查看完整题目与答案
【单选题】The Columbia University researchers studied the relationship between the past El Nino occurrences and sea-surface temperatures.
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】要求元件焊接人员操作时必须离焊接点至少( )以上,以免吸入焊锡丝融化所产生的有害物质,并打开排风装置。
A.
10cm
B.
30cm
C.
50cm
D.
20cm
查看完整题目与答案
【单选题】两直径不等的圆柱与圆锥正交时,相贯线一般是一条 曲线。
A.
非闭合的空间
B.
封闭的空间
C.
封闭的平面
D.
非封闭的平面
查看完整题目与答案
【单选题】Although one accountant mistakes to write down a credit sale as a cash sale, the figure on the debit side of the trial balance is right.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which one maintains distances between trains in one direction?
A.
bond
B.
safe braking distance
C.
single track ABS
D.
double track ABS
查看完整题目与答案
相关题目：
【单选题】墨卡托方位法把世界划分成了()个区域,提高了地理位置的精确性。
A.
50.0
B.
58.0
C.
60.0
D.
68.0
查看完整题目与答案
【单选题】下列姿势对脊柱负荷最大的是:
A.
卧位
B.
站位无弯腰
C.
侧卧位
D.
靠坐位
E.
坐位弯腰
查看完整题目与答案
【单选题】The El Nino ('little boy' in Spanish) that pounded the globe between the summers of 1997 and 1998 was in some measure the most destructive in this century. Worldwide damage estimates exceed ￡ 20 billi...
A.
the normal westward trade winds weaken
B.
the normal eastward trade winds weaken
C.
the normal westward trade winds strengthen
D.
the normal eastward trade winds strengthen
查看完整题目与答案
【判断题】在静电场中电力线不是闭合的曲线， 所以在交变场中电力线也是非闭合的曲线。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A hand held instrument used to measure distances between objects and the ship is a ______.
A.
vernier
B.
psychrometer
C.
hygrometer
D.
stadimeter
查看完整题目与答案
【单选题】The Columbia University researchers studied the relationship between the past El Nino occurrences and sea-surface temperatures.
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】要求元件焊接人员操作时必须离焊接点至少( )以上,以免吸入焊锡丝融化所产生的有害物质,并打开排风装置。
A.
10cm
B.
30cm
C.
50cm
D.
20cm
查看完整题目与答案
【单选题】两直径不等的圆柱与圆锥正交时,相贯线一般是一条 曲线。
A.
非闭合的空间
B.
封闭的空间
C.
封闭的平面
D.
非封闭的平面
查看完整题目与答案
【单选题】Although one accountant mistakes to write down a credit sale as a cash sale, the figure on the debit side of the trial balance is right.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which one maintains distances between trains in one direction?
A.
bond
B.
safe braking distance
C.
single track ABS
D.
double track ABS
查看完整题目与答案
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