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每组数字并非是光圈打开大小的特定值,只是一个程度的相关体现。
Each number does not necessarily correspond to a specific size of the aperture opening, but is a relative number.
youdao
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每组数字并非是光圈打开大小的特定值,只是一个程度的相关体现。
Each number does not necessarily correspond to a specific size of the aperture opening, but is a relative number.
youdao