德尔福英文笔试题和面试题答案

　　如下分享的英文笔试题是德尔福公司笔试常考的内容，大家不妨了解下：
　　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 comPssive 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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