B5???(257x182mm)????????????
B5??????????????????????
B5???????????????????
F4?(333x242mm)????????????
F2(240x140mm)?????????????????????????????
B5???(182×257mm)???????????????????
F2???????????
???????????????
?????????????
???:1???(220x160)
??????????(13cm×17cm)
F6?????????
???????(335mmx270mm)????