德尔福英文笔试题目

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?
考软件的同学说是一些汇编，单片机，C，等等，对于我们专业来说还要更对口更简单些

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