???25*1.8*7??q370qe??·?????÷?????????????
??·????????????????????????8*2200*8000 32??<BR>10*2200*8000 98??<BR>139*1684*4688 32??<BR>12*2200*8000 98??<br><br>??·????????????????????????????????????????????????????????????????ú??????β????q????????<BR>????????????????????????A3q??????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq????????????4.5~50????
??·????????????????????????
8*2200*8000 32??
10*2200*8000 98??
139*1684*4688 32??
12*2200*8000 98??
??·????????????????????????
????????????????????????????????????????ú??????β????q????????
????????????????????????A3q??????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq????????????4.5~50?????
??·?????????????????????????
?и?Э?????????????10?????????????????????1378.8??????????????2.12??????????????θ???????????????????3?????????????λ1451.36???????????????????????棬??????????????????????????????????裬10?·???????????
???25*1.8*7??q370qe??·????????????????????????
