????5??22??????10*1600*C??16Mnq??????????????????
??????????????????8??2000??8000 42??<BR>8??2000??8000 21??<BR>10??1800??8000 32??<BR>10??1800??8000 80??<BR>10??2000??8000 21??<BR>10??2000??8000 52??<br><br>?????????????????????????????????????????????????????????????????????????????????????????????????????????????ж????????????????<br><br>???????????????<br><b??
??????????????????
8??2000??8000 42??
8??2000??8000 21??
10??1800??8000 32??
10??1800??8000 80??
10??2000??8000 21??
10??2000??8000 52??
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???????????????????????????????????????????????????????????????????????????????????????????ж????????????????
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????????????????????壬??????е????????????и??????????????и?? ??????1-150MM ?????1500-2200MM ????????????????д????????????????????????????????·?????????????鼰???????????????????? ???????.???????.... ???????У?????????? ????????????????????????????????????ж?????????????????????????塣SB????????徭?????κ????????????????????????????????????
????5??22??????10*1600*C??16Mnq??????????????????????
