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【单选题】
车床主轴转速为 n= 1000r/min ,若工件外圆加工表面直径 d=50mm ,则编程时工件外圆 的切削速度 v 为多少?A.
157m/min
B.
156m/min
C.
500m/min
D.
200m/min
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举一反三
【单选题】In what way, can her hair reflect her inner changes?
A.
Covering up her hair, she is oblivious of her beauty
B.
From covering up her hair to showcasing her hair, she reconciles with her identity as a woman
C.
She likes admiring herself with long hair
D.
Taking good care of her hair, she enjoys her natural beauty
【简答题】An old woman walked around as she pushed her shopping cart full of many things. She was 36 . Her hair was untidy. Her clothes were torn. And some of her teeth were missing. She 37 and asked me for cha...
【简答题】She cuts her long hair. her long hair?
【单选题】Why does she cut her hair short and almost only wears uniform?
A.
She wants to go around her life without being noticed
B.
She is recovering from her loss and pain
C.
She wants to be seen as a professional person
D.
She wants to discard the social role of a woman
【单选题】She had golden hair when she was a child, but _____ she got older and older, her hair went darker and darker. [ ]
A.
while
B.
when
C.
after
D.
as
【简答题】装饰艺术运动的色彩语言
【单选题】Why does she cut her hair short and almost only wears uniform?
A.
She wants to discard the social role of a woman
B.
She wants to go around her life without being noticed
C.
She is recovering from her loss and pain
D.
She wants to be seen as a professional person
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