大齿轮的螺旋角确实不对,输入的螺旋角是15.73度,生成的齿轮螺旋角看上去有45度了。螺旋角取正值是右旋,取负值是左旋。<img src="attachments/dvbbs/2004-2/200421917255732439.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2004-2/200421917255732439.gif\');}" onmousewheel="return imgzoom(this);" alt="" />