从而为范成法加工任意齿形的齿轮奠定了理论基础.Then, a theoretical foundation is established for gear generation with arbitary profile.本文采取计算和实测方法分析了齿轮滚刀重磨后齿形的变化,认为齿面畸变是重磨齿形误差的主要原因.It is believed that the flank distortion is the main reason of ...
那房子他根本不可能卖得出去。He doesn't stand a ghost of a chance of selling the house.有关皇室的书卖得正火。Books on the Royal Family are selling like hot cakes.她自己的12幅画卖得相当好，多半卖给了朋友和家人。Her own twelve pictures sold fairly well, mostly to fr...
内斯追上小偷，按住他，一直等到警察赶到。Ness chased the thief down and held him until police arrived.他停下来，好让她追上自己。He stopped and let her catch up with him.他迈大步追上她。He lengthened his stride to keep up with her....