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德尔福笔试题目(机械类)

[10-10 21:21:19]   来源:http://www.77xue.com  笔试题目   阅读:8202
概要:1,Briefly describe what is blanking(cutting),forming,coining and embossingin stamping process.2,What is metal clading?3,What is the purpose of adding glass fiber to thermoplastic material?4,In contrast with metal and thermoplastic material,which has a highercoefficient of thermal expansion(CTE).5,The most suitable material for a integral hinge design(typical plasticthickness=0.25 to 0.5mm at hinge)6,Can a bending load makes both compressive and t
德尔福笔试题目(机械类),标签:驾照笔试题目,腾讯笔试题目,http://www.77xue.com

1,Briefly describe what is blanking(cutting),forming,coining and embossing in stamping process.

2,What is metal clading?

3,What is the purpose of adding glass fiber to thermoplastic material?

4,In contrast with metal and thermoplastic material,which has a higher coefficient of thermal expansion(CTE).

5,The most suitable material for a integral hinge design(typical plastic thickness=0.25 to 0.5mm at hinge)

6,Can a bending load makes both compressive and tensile stress in a member?

7,What is the design criteria used in plastics catch/snap?

8,What is FEA?

9,Why is natural frequency important in vibration analysis?

10,What is the deflection equation of a cantilever beam fixed at one edge?


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