For this first round of flat-out speed demons, we've drawn up a list of the six fastest cars sold in North America.
第一轮盘点，我们奉上北美市场上六款速度党。
2
Custom Backgrounds - Pick a flat, striped or checkered background (or even a custom image) to be drawn beneath the canvas.
自定义背景-选择下方的画布上绘制一个平面，条纹或方格背景(甚至是自定义图像)。
3
The reasons of pattern damage and unclear profile in white discharge printing were analysed. New material for the flat screen was found and the improvement measures were drawn out.