???????????????
10?·????й?PMI????50.9??????3?????????????????ü????????????????????????????????????????????????г?????????????????????????????????????????????????????????????????????????????????????????????????????г???????δ?????????販??????????????????????????????????????????????????????????????????????л???????????????????
??????????????
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??
????????
??????????????????????????????????????????????????????????????????????????????????????????????????????????????塢???,NM360????壬NM400????壬 NM500??????????????????????????????????????е??????????????????;????й???????塣
μ????????30*1810*8000??Q420q???????????
