[size=font-size: 10.5pt,10.5pt]曝光设置为[size=font-size: 10.5pt,10.5pt][font='Times New Roman']f/1.8[size=font-size: 10.5pt,10.5pt],[size=font-size: 10.5pt,10.5pt][font='Times New Roman']1/250[size=font-size: 10.5pt,10.5pt]秒
[size=font-size: 10.5pt,10.5pt]曝光设置为[size=font-size: 10.5pt,10.5pt][font='Times New Roman']f/8[size=font-size: 10.5pt,10.5pt],[size=font-size: 10.5pt,10.5pt][font='Times New Roman']1/50[size=font-size: 10.5pt,10.5pt]秒