The curve - edged hobbing cutter is used in producing rectangular wing sanitary napkin.曲线刃滚切刀是用来加工护翼卫生巾的专用刀具.A concise mathematical model for hobbing non - circular gear is set up.推导非圆齿轮滚切加工的最简数学模型并作图形仿真验证.This paper pre...
颁给他的嘉奖令称他表现出非凡的勇气，堪为表率。His citation says he showed outstanding and exemplary courage.她并不是个才智非凡的人，但理解力很强。She is not an intellectual, but is quick on the uptake.平凡与非凡的差异仅在于那一点点额外的努力。The difference between ordinary and extr...