韧度是衡量材料韧性大小的力学性能指标，是指材料断裂前吸收( )的能力。
A: Plastic deformation work and fracture work
B: Elastic deformation work and plastic deformation
work
C: Elastic deformation work and fracture work
D: Plastic deformation work
A: Plastic deformation work and fracture work
B: Elastic deformation work and plastic deformation
work
C: Elastic deformation work and fracture work
D: Plastic deformation work
C
举一反三
- 韧度是衡量材料韧性大小的力学性能指标，是指材料断裂前吸收( )的能力。 A: Plastic deformation work and fracture work B: Elastic deformation work and plastic deformation work C: Elastic deformation work and fracture work D: Plastic deformation work
- 形变强化是材料的一种特性， 是( )阶段产生的现象。 A: Elastic deformation B: Impact deformation C: Uniform plastic deformation D: Yield deformation
- 形变强化是材料的一种特性， 是( )阶段产生的现象。 A: Elastic deformation B: Impact deformation C: Uniform plastic deformation D: Yield deformation
- ( ) is an important means of strengthening metal materials. A: elastic deformation B: plastic deformation C: stretching D: fibrous structure
- 金属的位错密度会被以下哪些影响? A: transmittance B: ductility C: deformation D: cold work
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金属的位错密度会被以下哪些影响? A: Transmittance B: Ductility C: Deformation D: cold work
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This problem is too hard for me to ______. A: work at B: work on C: work out D: work in
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Cleaning, painting and repairing work is known as ____.: Lashing work|Maintenance work|Overtime work|Tallying work
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Which of the following is NOT a common job requirement A: work at home B: work in an office C: work in a store D: work on the phone E: work in a closet
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Work like a dog means ( ). A: work as you like B: work for making money C: work hard D: work without making money