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【多选题】
圆弧插补指令使刀具相对工件以指定的速度从当前点向终点进行圆弧插补。G02为 （ ） 圆弧插补，G03为 （ ） 圆弧插补。A.
顺时针
B.
逆时针
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皮皮学刷刷变学霸
举一反三
【单选题】What made a lot of large animals disappear in the past?
A.
Original vegetation cut down or burned.
B.
Habitats fragmenting and animals homeless.
C.
Hunting unchecked and without supervision.
D.
Mining, logging ,and energy exploration.
【单选题】What is the worst thing about the job of a sales representative?
A.
He must see a lot of customers.
B.
He has to do a lot of research.
C.
He has to be away from home a lot.
D.
None of the above.
【单选题】已知有以下定义: int i = 0; const int ic = 32; int *const p1 = &i; const int *p2; const int *const p3 = 以下说法错误的是________。
A.
p1为顶层const
B.
p2为顶层const
C.
p3为项层const
D.
(*p3)为底层const
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