Why does one of my pngs have a query string attached?
为什么我的使用有一个查询字符串连接？
Run pngcrush (or any other PNG optimizer tool) on all your PNGs. Example.
所有您pn g示例上运行pngcrush(或任何其它png优化器工具)。
To create a simple roll-over, you can just use PNGs or JPGs, though that really isn't so interesting.
为了创建一个简单的翻滚按钮，可以使用PNG或JPG，虽然这样做 并不是很有趣。
Developers often hesitate to use PNGs due to the limited support in browsers, but this is now a thing of the past.
开发人员经常犹豫了，使用PNG由于在浏览器，有限的支持，但这现在是一件事的过去。
Objective to investigate the effects and mechanism of Panax Notoginseng saponins (PNGS) on rat liver during cold preservation.
目的研究三七总皂苷(PNGS)对大鼠肝脏低温保存的影响及其作用机理。
IF the image is in GIF format, I recommend converting it to PNG because they're similar, but PNGs will usually be smaller in file size.
如果图像是GIF格式的，建议先把它转换成PNG格式，他们是类似的，但是PNG格式文件比较小。
The only real problem is alpha-transparency in true color PNGs, but then again, GIFs are not true color and don't support variable transparency either.
只有真正的问题是alpha 透明度在真彩色PNG，但又中 GIF不是真彩色，也不支持可变的透明度。
The only real problem is alpha-transparency in true color PNGs, but then again, GIFs are not true color and don't support variable transparency either.
只有真正的问题是alpha 透明度在真彩色PNG，但又中 GIF不是真彩色，也不支持可变的透明度。
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