3??15????????4.0*1000*4000??q370qc???·???????г?????
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4??1500??8000 21??
10??2000??8000 70??
4??1500??800035??
4??1500??8000 80??
8??1800??8000 70??
6??1800??8000 80??
??????????????????
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3??15????????4.0*1000*4000??q370qc????????????????г?????