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【单选题】
当加工一个外轮廓零件时,G41/G42来偏置刀具。如果加工出的零件尺寸大于要求尺寸,只能再加工一次,但加工前要进行调整,而最简单的调整方法是。( )A.
更换刀具
B.
减小刀具参数中的半径值
C.
加大刀具参数中的半径值
D.
修改程序
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皮皮学刷刷变学霸
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【单选题】What has happened to Sam?
A.
He has been run over by a train.
B.
He is trying to run over to a train.
C.
He has been running along by a train.
D.
He feels like being run over by a train.
【简答题】听下面一段材料，回答第1-3题。 1. What is Sam going to do? A. Help the woman start her car. B. Lend the woman his car. C. Repair the woman's car. 2. What do we know about the woman's car? A. It is in poor condition...
【单选题】- Room service, may I help you? - Yes, this is Sam Mathew in Room 1221. May I have a tuna sandwich ______ up to my room?
A.
sent
B.
send
C.
sending
D.
being sent
【简答题】Complete the following sentences with proper prepositions or adverbs.(介词、副词填空) 1 She cared ___________ her father all through his long illness. 2 Compared ___________ his early works, this is a rather...
【单选题】Sam is being ___ for his stomachache at the hospital now.
A.
cured
B.
healed
C.
treated
D.
operated
【单选题】What do you know about Sam?
A.
He is an experienced police officer.
B.
He will quit his present job sooner or later.
C.
He is a food supervisor.
D.
He enjoys being a police officer.
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