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【单选题】
大批大量生产中广泛采用A.
通用夹具
B.
专用夹具
C.
成组夹具
D.
组合夹具
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【简答题】简单的大气环境质量单项评价指数的表达式
【简答题】What lesson did the new boss want his employees to learn?
【单选题】What lesson did the author want Ludo to learn from the incident?
A.
Not everyone can be trusted.
B.
He should guard his property vigilantly, otherwise he will lose it.
C.
He shouldn’t let a minor setback deflect him from his original goal.
D.
Not everyone is a heartless criminal; there are some kind-hearted people out there.
【简答题】What lesson did the writer learn from the call?
【简答题】What lesson did the child learn from that special meeting?
【单选题】What lesson did the computer programmer learn?
A.
He shouldn't eat any sugar.
B.
He should only eat nonfat food.
C.
He shouldn't eat any food.
D.
He shouldn't eat too much.