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Moving beyond just black and white towards full-colour variable palettes presents another set of problems. Taking the methods presented above and quantising an image using an arbitrary colour palette reveals that error-diffusion is also better at preserving colour information when compared to ordered dithering.
，这一点在旺商聊官方下载中也有详细论述
It’s time to pull the plug on plug-in hybrids
美國經濟與可負擔性是這次談話的核心主題。這也是數十年來最長的一次美國國會演說。特朗普也對非法移民，以及結束世界各地一系列戰爭等議題作出了多項主張。