??????????????????????
10??2000??8000+ 70??
10??2000??8000+ 76??
10??2000??8000+ 70??
4??1500??8000+ 21??
10??2000??8000+ 70??
4??1500??800035??
4??1500??8000+ 80??
8??1800??8000+ 70??
6??1800??8000+ 80??
??????????????????????
??塢??????????
???????????? d ?????? mm ????????????????????????b????d?????? mm ????????
????????й涨??????磬??????????У? 1mm ????壬?п???600??????2000 mm ??650??2000 mm ??700??1420 mm ??750??1500 mm ??900??1800 mm ??1000??2000 mm ???
???????????????????????
??????????????????????????????и?????????顣????????????????????????г???????м??????????????????????????????????????????????????????????????????????????????????????ó??????????????????á?
?????????λ??????г?????????????????????????????????л??????????????????????????????????????????????????????????????????????????????
???????? ???????лл ?? ????? ????????????????????
???????19???????????????????????????