??????????????????????
8??1800??8000 35??
8??1800??8000 80??
8??2000??8000 32??
8??2000??8000 42??
8??2000??8000 21??
10??1800??8000 32??
10??1800??8000 80??
??????????????????????
?軯?????????????????????????????????????????????????????????????????????
????????
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?????????????????????????????????????????????л??????????
??????55*1800*C??q420q?????????????????????????