ôͼƬij200200px

1. ͼƬϵļС2. ҼͼƬѡ񡰱༭3. ڱ༭˵Уѡ񡰵ͼƬС4. ѡУѡ̶ֵݺȣ5....


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װ~~Խ̽ôͼƬߴС...

һĬ72ӡһҪ150-300ȡǽ800px50cmôӦķֱʾֻ40ppiң̫ˣ...ڻͼУѡȫѡͼƬһͼƬѡµͼƬСĿߴΪ50cm x 70cmͼƬС


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pxָʲôȵλ,cm m mʲô?

PXpixelд˼ǡءԳȡһ򵥵ʾڼ800 * 600£800 * 600ͼƬʾ...


ͼƬpxߴʲô˼

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ͼƬpxʲô˼?

磬һŷֱΪ300x300dpiͼƬζ300x300=90,000أÿؿĻϳֳͬɫҳУpxҲصдıͼ...