Thanks, It is very educational.... , n Q0 u# K% k- `here is a link you can read the drawings 5 @1 I8 o- r7 T : I0 _# h' E4 p, L' x8 khttp://www.dfg.cn/gb/zjjy/7/zjjy-7-1.htm ! Y0 Z3 {6 \: K" Q& |. B8 y( b9 e. v; x5 w- R5 r) D
[ 本帖最后由 rockylily 于 2006-12-21 13:52 编辑 ]