????????????????????
???????????????6??1800??8000 35??<BR>6??1800??8000 80??<BR>6??1800??8000 21??<BR>6??1800??8000 80??<BR>6??1800??8000 65??<BR>8??1800??8000 35??<br><br>??????????????????????????????????????????壬????????????????????????????????????β????q????????????????????????????í??????????A3q?????????????????16q????????
???????????????
6??1800??8000 35??
6??1800??8000 80??
6??1800??8000 21??
6??1800??8000 80??
6??1800??8000 65??
8??1800??8000 35??
???????????????
???????????????????????????壬????????????????????????????????????β????q????????????????????????????í??????????A3q?????????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq??????????????4.5~50?????
????????????????
10?????????????п??????????????????????·?????????????ó???????????????????飬????????????????????????????????????????г?????仯??????????????г????????????????????????????????????????????????????????????????????????ó??????????????
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?????г????????????????????????????????????????????????????????????????????????Щ??????????????????????????????????????????????顢NKK??????????????????????????,??????????????????????????????????????????Ρ???Ρ????????
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