1.???????2000С?????????????????4000??6000С???????????λ????????????
2.???????????λ???翪???????????????飬??λ????????????????
3.??????????????ISO HM46????MOBIL DTE25??
4.??????????35?桫60????????ó??70?棬?????????ú???????????????
?????????·?????
1????????????????ISO HM46????MOBIL DTE25??
2???????????2000С?????????????????4000??6000С???????????λ????????????
3????????????35?桫60????????ó??70?棬?????????ú???????????????
4?????????????λ???翪???????????????飬??λ????????????????
?????????????????????е??????????