三维 沿路径拉伸和坐标问题
http://s4.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffe4b82ca5188b0c68c7916e8ab517a7899d47ee647ccae37bc718290225e620fddfbe5f8d08d56ac5038fa2c7665aa2439691c05bd90910e1fadf014240e3f792f1b999f18http://s13.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffe7fb3e006c676adaa6f42cae13c59939ae934327ca3a22262cec3c85446052b1ab077902250a9cbc2c65fee51afa627c3904c577c86fa71d8521ba87e2af8b81aaae5eddf
http://s5.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffe9e9c259940eda4fdb99a3ef50f87d104bdd61ae63120c2c039a26a79c9430c2841ba333816c45e2913352f9d727778d3a1f48a2728d89ac45435a6137901f3e2bd88c4fb
http://s3.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffea5c70c566cef779e44b97e0240d616b6c5814e559d589c2e2c93bb6b00ba1abf14e5f9accaf51c31e6284fc85e8a681881d98814e3f1b40d6831f8746b24f52da765d0cf
以上几个是xsbf老师发的基础三维教程第8集
老师图上问的该不会不知道为什么要两并两减吧
我正好真的不知道
我直接旋转外壁后形成了实体
然后沿路径拉伸壶嘴的时候 提示说“不能拉伸非平面”
请问什么地方出了问题呢又为什么要两并两减呢？
http://s5.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffea722f811a88d7bebd438a1d668270206c4cb1f6405361a2c1872e7020267e7950eac6696c2597dc8bd21fe1f444fcdfd52745110e3970aee8ac35590c23513ee0397d296
http://s3.photo.store.qq.com/http_imgload.cgi?/rurl4_b=04f71f94e8a45293b84745357dd21ffeee19520387ba98ef98faf9f2de3f3bb33f47a8fa151fcf8da7723db9a1ac6fe91763b9de87df911e322dd68eae20fbbf2e453351c9bf25a995ad6b5fece29b3dfb40770d
还有就是这一步
改变坐标有什么用处呢？为什么这样改又怎么改成这样呢
教程来自于http://www.askcad.com/bbs/thread-7446-1-1.html
在此对xsbf老师聊表谢意
不好意思问题太多了请各位多多帮忙
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