??28-105?24-70??????
...????? 24-70mm F2.8 DG DN ???????????????? ?? 9 ?????? 28-105mm f/2.8 ART ?????????????????? ?????????????????????A7C2??????????????????????28-105?...
https://www.zhihu.com/tardis/bd/ans/3633552006
???de125?dn?? - ????
...???de125???dn?110mm? ????? ???de?dn???????????De????????????dn????????????????????????????????????????????DE?DN????????????????DE125?????????DN??110??????? ......
https://zhidao.baidu.com/question/2087455515865325388.html
????? 24-70mm F2.8 DG DN ????????????????
...???????24-70mm F2.8 DG DN II ???????????????????????? ?????????2470 2.8??????????????????????????????2870 2.8????????????????...
https://www.zhihu.com/question/655654888
???DN dn ?????? ?????????????????DN?????dn????????????
...DN dn?????????DN??????? dn????????????? ????????????? ???? GBT50106-2010 DN?dn???????dn???????DN???????????????...
https://zhidao.baidu.com/question/253168705.html
???????Sigma?18-50mm F2.8 DC DN ?????
...?????????X???18-50 F2.8 DC DN???E???L??10?????549?????????XF16-55 F2.8??1199?????????285????????????????????????XF18-55 F2.8-4???????? ??DP????????????????????????????????? ......
https://www.zhihu.com/tardis/bd/ans/2757901839
?????? 70-200mm F2.8 DG DN OS Sports ?????
...??70-200mm F2.8 DG DN OS Sports????? ???????????????????????????? ?????????????????????????????? ????????1345?????????????GM2???????????...
https://www.zhihu.com/question/630486429
????28-75mm F2.8 VXD G2 vs ???24-70 F2.8 DG DN????
...???????????SonyAlpha.blog????28-75 G2?????????????????????28-75 G2??????????????????????????????????????????????????????????????24-70??????????????50-70mm?????? ......
https://www.zhihu.com/tardis/bd/ans/2211669173
???????100-400GM???100-400DG DN ?????
...??100-400mm F5-6.3DG DN OS 1140g??????????????????????????????FE 100-400mm F4.5?5.6 GM ??????????????????????GM?????? ????????????? ??????????????????????????????...
https://www.zhihu.com/question/494361335
????????????win10 1909?????? - ??
...???????????????? 20H1?? ?? Windows ??????????????? ?? Windows 10 ?????ISO ??? ???? Windows ????????????? F12??? Ctrl + Shift + M ??????????????...
https://www.zhihu.com/question/478856162
??DN???dn??? - ????
...DN?????DN??Nominal Diameter?????????????? ???????????????????????????????????????? DN????????????????????????????????????????????...
https://zhidao.baidu.com/question/566190057573568692.html