??Q420q???????????????????????2860?/???

????г???Q420q???????????1410?????????????3226????3260??????3242??+2????0.06%????????????6?????????????1.7?????????????1?????????1?????????????1???и??1?????????4.6????????????????????????????????????δ???????λ???????λ????????????????????????????????????????????????????д????????????г??????У??????????????????????????????????????????н?????
 
?????????棺Q420q????????????????????66%????????????????????????790-800?/???????????66%???????????????????????925?/?????????????66%????????????????????????655-665?/???????????????????????????62%???????????110.75????0.5??MB???108.82????0.76??????????塢Q420q???????????????????????????2860?/???????2980?/???????????????2750?/????????????????2860?/???????????????????????20??2840???????????棬????????????С??Χ?????????????г???????????????????????????
 
????????????3??20????????????к??????????????Q235 14-25mm ?к????3170??3??20?????????????к???????????????Q235 16-60mm?к????3170???