笔试面试 一转轴所使用的材料的机械性能为 且该转轴在工作时承受的弯曲应力为对称循环、扭转切应力为脉动循环,危险截面的工作应力设材料的综合影响系数,当考虑到弯矩和扭矩共同作用时的计算安全系数为多少?( )
笔试面试 After months of speculation, Deutsche Bank and Commerzbank said they would explore a_________which would become a combined entity holding about one-fifth of German deposits.