Ext4 marks unused groups of blocks within the inode table to allow the FSCK process to skip them entirely to speed the check process.
ext4将未使用的块组标记到inode表中，并让fsck进程忽略它们以加快检查速度。
The paper expounds briefly the absolute speed of run -up rhythm etc , and attempts to improve sportsmen s long jump marks.
本文就跳远的绝对速度，速度利用率和节奏等方面进行简要阐述，以期提高跳远运动员的成绩。
Though designed during the 1950s, this rocket-powered research airplane set speed and altitude marks that were not sur-passed until the advent of the shuttle.
虽然它是在50年代设计的，但这种火箭动力飞机的研究标志着它的速度和高度直到航天飞机出现后才超过。
This method avoids analyzing each pixel of image. It performs with less calculation and higher speed, and satisfies robust real-time basically. It also resists the effect of shadows and water marks.
该方法可以避免对所有像素点逐个分析，运算量小，检测速度快，基本满足实时性要求，具有一定的抗阴影和水迹的能力。
This method avoids analyzing each pixel of image. It performs with less calculation and higher speed, and satisfies robust real-time basically. It also resists the effect of shadows and water marks.
该方法可以避免对所有像素点逐个分析，运算量小，检测速度快，基本满足实时性要求，具有一定的抗阴影和水迹的能力。
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