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【判断题】
扩展库pandas的DataFrame数据中的日期时间列支持dt接口,该接口提供了dayofweek、dayofyear、is_leap_year、quarter、weekday_name等属性和方法。
A.
正确
B.
错误
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举一反三
【单选题】本工程1-1剖面图绘图比例为( )。
A.
1:500
B.
1:100
C.
1:50
D.
1:25
【判断题】现在的马拉松赛跑是为了纪念希波战争中为报信而死的勇士。
A.
正确
B.
错误
【简答题】a. (of a roof) constructed with a single slope on each side of the ridge supported at the end by a gable or vertical triangular portion of an end wall
【单选题】根据某医院五种急性传染病的住院构成资料,宜绘制()
A.
线图
B.
散点图
C.
直方图
D.
条图
E.
圆图
【单选题】根据某医院五种急性传染病的住院构成资料,宜绘制( )
A.
线图
B.
散点图
C.
直方图
D.
圆图
【单选题】汽车起动电路中增设起动继电器的作用是
A.
延缓起动
B.
保护起动开关
C.
保护起动机
【单选题】根据某医院五种急性传染病的住院构成的资料,宜绘制
A.
普通线图
B.
散点图
C.
直方图
D.
直条图
E.
构成图
【单选题】Churchill recommends that in their spaer time _________________.
A.
people who work with their hands should play football
B.
politicians should think about unimportant things
C.
people need a hobby that is different from their work
D.
people who are bored can take lessons
【单选题】在斜二测图上,能够反映实形的圆是
A.
水平圆
B.
侧平圆
C.
正平圆
D.
其余选项均不正确
【单选题】Churchill recommends that in their spare time ____.
A.
people who work with their hands should play football
B.
politicians should think about unimportant things
C.
people need a hobby that is different from their work
D.
people who are bored can take lessons
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