这个如何扫描成功，我试了多次，请帮忙。

chuwn

<img src="attachments/dvbbs/200391021443233780.jpg" 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/200391021443233780.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />

我想作一个椭圆型的封头，先做路径，见垂直线，再引导线－－椭圆狐，最后在路径垂直面上画点，于引导线成穿透关系，再在该面上做轮廓线－－圆，定义圆与该面上点重合关系，进行扫描时，选路径总是选不中，请看看问题出在那儿？

mpvr

你這樣的貼圖沒人看的懂啦!!!
多貼些不同的視圖及要求的條件哦!!!

playerx6

是这个意思吗?看图应该会学会的

playerx6

1<img src="attachments/dvbbs/20039102249961870.jpg" 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/20039102249961870.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />

chuwn

  

谢谢各位，扫描太难搞懂，我用椭圆弧绕中心旋转，薄壁特征10mm，搞定。

[此贴子已经被作者于2003-9-10 23:10:51编辑过]

chuwn

<img src="attachments/dvbbs/200391023112826951.jpg" 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/200391023112826951.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />

chuwn

<img src="attachments/dvbbs/200391023114826495.jpg" 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/200391023114826495.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />

fookk

i like

srmlj

这个可不是椭球啊！

srmlj

<img src="attachments/dvbbs/20039111003613255.jpg" 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/20039111003613255.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />这个才是！