Thanks, It is very educational.... / S; A$ b) H8 A' J+ rhere is a link you can read the drawings! |% {# z6 I5 O
* S5 `1 T" E5 ^0 F# a http://www.dfg.cn/gb/zjjy/7/zjjy-7-1.htm8 Y) X0 O, u$ a3 y F
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[ 本帖最后由 rockylily 于 2006-12-21 13:52 编辑 ]