???н??????????????? ??????????????? ????????? ?????????????????????????
?? ???????
  • ????????????
  • ?????13805296001
  • ?绰??0511-88351712
  • ???棺0511-88330712
  • ????zmh6811@163.com
  • ?????????????????????????????
???????
???????λ?????? > ???????

?????????洦?????????

???2013-8-24 16:15:41   ?????admin   ???????

????????????????????10??????μ?????????????????????????????????????????1??????????衣
?????????????????ù????????????????????????????????????????????????????????


?????????????????????????ж????????????????????????????????????3??涨??
1?? ??? ???п????????1.5~3mm???,??С???????65am????С??????65am ??3mm??? 60am???65am
???????GB/T13912-92
??????????????????
2?? ???п??п?????
????????12 am ?????93??
3?? ?????????
????????50 am????? ??GB1764 ????????
4?? ???????????????????????ζ?
???п?????B???????????
5?? ???п??п???
?????B???????????
6?? ?????????
??????GB1720?е?3????????????????????

4?? ?????

??????????????????????60%??

?????????GB1743????????????????ù?????????????????????

5?? ????????

?????????????б?4?й涨??3???????????

6?? ??????

1?? ?????????????
??????С?????2???????????????2mm???????????2mm???????????4mm
2?? ????????????
????????400mm?????????????4mm???????С?????400mm?????????????3mm
????????????????????????
3?? ?????????????
???п???????????????????????8mm
???п?????????????????????????????4mm
4?? ?б??????????????????????1/100
5?? ??????繫??GB1804-V ?????????????

7??????????????????????????????????????????δ????????????????????費????0.1??
广东体彩网 波克棋牌