词汇	helix involute spline
释义	helix involute spline 渐开线螺旋花键
随便看	the heat extends the experiment the heat field in plateau the heat from the fire the heat grew more oppressive The heat has gone out of the argument The heat has grown less intense the heathen The heath series includes poor vegetation types the heating furnace the heating furnaces the heating industry The heating is on a time switch the heating network the heating period the heating rate the Heating surface the heat is already on The heat is ferocious today the heat is intolerable the heat is on the heat is oppressive The heat is oppressive in equatorial areas The heat is simply poisonous The heat is unendurable the heat load