helicallyadv.成螺旋形helicaladj.螺旋状的helical gear pump斜齿齿轮泵helical gear type螺旋齿累型helical intensity螺旋度helical reservoir螺旋式储血器(槽)Helical direction旋向helical recording螺线扫描记录法,螺旋扫描记录法helical structure螺旋结构helical weld pipe螺旋焊管helical worm gear螺旋蜗轮helically-wound螺旋绕组,螺旋绕法

1. The helical gear has become worked down over the years.
   斜齿轮因为年久而磨损了。
2. Instead of a center diff, it takes the front diff's drive forward off a simple beveled gear at the back of the gearbox.
   相反的中心差异，它的前端差异的推动了一个简单的斜齿轮在后面的变速箱。