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。

youdao

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。

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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。

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"Their role is to utilize their special training to conduct a more comprehensive investigation, employing a variety of techniques in order to establish speed, analyze skid marks and other physical characteristics of the accident scene, " said John Cassidy, executive officer of the Transportation Bureau of the NYPD, at a City Council hearing in February.

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This week marks the beginning of a new operating structure intended to speed day-to-day decision-making at GM.

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Tyre marks, he said, showed a combination of excessive speed and harsh steering.

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