Fast connection speeds
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。关于这个话题，爱思助手下载最新版本提供了深入分析
Dithering in its simplest form can be understood by observing what happens when we quantise an image with and without modifying the source by random perturbation. In the examples below, a gradient of 256 grey levels is quantised to just black and white. Note how the dithered gradient is able to simulate a smooth transition from start to end.
stack2.pop(); // 弹出无效的候选值
Ring-2.5-1T 的表现：