一般的网页可用性设计指南推荐使用有高色彩对比度的sans - serif字体(高对比度的白字黑底或白字暗蓝底，而不是像Chadwick低对比度的蓝字蓝底)。
General web usability guidelines recommend sans-serif fonts with high contrast color selection (high-contrast white on black or dark blue rather than low-contrast like Chadwick's blue-on-blue).
得到的熔层与等离子焊层对比，激光熔层缺陷率低，成品率高。
Comparing with the plasma spurt welding layers, the laser cladding layers had lower defect rate and higher product rate.
与普通的PDLC膜相比，TPDLC不依赖于偏振光，具有高的对比度和低的工作电压。
The TPDLC is polarization independent while exhibiting a higher contrast ratio and lower operating voltage as compared to the conventional PDLC film.
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