By his senior year he had been granted his first patent, for a socket interface that used a series of bladders to compensate for the wide variation in the shapes of different people's residual limbs.
In this paper, residual stresses and their variation law of skived automotive gears are studied by X-ray diffraction method.
本文通过对刮削后汽车齿轮齿面残余应力的测定，探讨了刮齿表面残余应力的变化规律。
3
The chemical variation of the volcanics are controlled by both residual of plagioclase in the melting source area and crystal fractionation of biotite after magma formation.