12??2??24*1800*8m??q460qc??·?????÷???????????????????
??·????????????????????????
48*2450*10500
40*3100*10100
48*2900*9400
48*2800*9400
13*2200*6150
?????·?????????????????
??·?????????????????????????
??????????????????г????????????????????????????????????????????λ??????????????????????9?????????????????????????101.09???λ???????????1.32??????????棬??????????2.13??
12??2??24*1800*8m??q460qc??·??????????????????????????????
