随着航空发动机技术的发展，对滚珠轴承的速度特性要求也越来越高。
With the development of aeromotor technology, more strict speed performance of ball bearing is required.
径向载荷和轴向载荷对接触角的变化影响较大，直接关系到滚珠轴承的失效情况；
The radial and axial loads affect the ball contact angles relating to the bearing failure.
同样，怀疑论者可能也会怀疑嘎嘎小姐或是德雷莎修女的成功案例是否能应用到制造滚珠轴承的公司中去。
Likewise, sceptics may doubt that the secrets of Lady Gaga's success, or Mother Teresa's, can usefully be applied to, say, a company that makes ball-bearings.
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