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【简答题】
一般的金属材料在变形时会引起材料性能的变化。随着变形程度的增加,所有的强度、硬度都 ,同时塑性指标 ,这种现象称为硬化。
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皮皮学刷刷变学霸
举一反三
【多选题】党的十六届三中全会提出要坚持“五个统筹”，除了统筹城乡发展外，还包括( )
A.
统筹区域发展
B.
统筹经济社会发展
C.
统筹人与自然和谐发展
D.
统筹国内发展和对外开放
【单选题】Jean left her bag in the train when she got off yesterday, but she was lucky to ______ it from the Lost and Found at the station today.
A.
catch
B.
retrieve
C.
clutch
D.
rip
【简答题】Jean left her bag in the train when she got off yesterday, but she was lucky to r_________ it from theLost and Found at the station today.
【单选题】Jean left her bag in the train when she got off yesterday, but she was lucky to ______ it from the Lost and Found at the station today.
A.
catch
B.
retrieve
C.
rip
D.
clutch
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