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【单选题】
若测头进给方式采用跳步进给1,进给速率为高速度(f1500×比率),则应用程序语句( )
A.
G27
B.
G9
C.
G55
D.
G31 跳步进给1 高速度 语句用G31 回退距离7
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参考答案:
举一反三
【单选题】What did Henning study in his experiment?
A.
How students remember English vocabulary by short-term memory.
B.
How students learn second language by short-term memory.
C.
How to develop student’s ability in English.
D.
How long-term memory keeps information.
【单选题】What did Bowman's experiment reveal about attractiveness in politics?
A.
It affects men and women alike.
B.
It is more of an obstacle to women.
C.
It turns out to be an obstacle to men.
D.
It has as little effect on men as on women.
【单选题】What did Bowman's experiment reveal about attractiveness in politics?
A.
It affects men and women alike.
B.
It is more of an obstacle to women.
C.
It turns out os to be an obstacle to men.
D.
It has as little effect on men as on women.
【单选题】在微机系统中,最基本的输入输出模块BIOS存放在( )
A.
RAM中
B.
ROM中
C.
硬盘中
D.
寄存器中
【判断题】A lab report explains what you did in an experiment, what you learned and what the results meant.
A.
正确
B.
错误
【简答题】What experiment did the Toronto Globe and Mail carry out in the late 1970s? Why did the effort fail?
【简答题】在微机系统中,最基本的输入输出模块BIOS存放在中。
【单选题】What did the author do with his experiment?
A.
He got the information illegally.
B.
He went to the customers’ houses to sell the newspapers.
C.
He deleted the information of those who moved or got married.
D.
He found out the information of the customers and mailed them.
【单选题】()遗址是迄今可确认的我国最早的宫殿遗迹。坐北朝南的方位、初步形成的中轴线、 是宫殿 茅茨土阶 阶段的代表。
A.
阿房宫
B.
咸阳宫
C.
二里头宫殿
D.
紫荆城
【单选题】在微机系统中,最基本的输入输出模块BIOS存放在:
A.
硬盘中
B.
ROM中
C.
RAM中
D.
寄存器中
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