Start by determining the smallest unit of a test cycle that you would bother to track.

首先决定一个测试周期的最小单元。

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Extraction the moves' mark and shifting the PLC data storage unit, realizes to the movement work piece's track and the separation control.

对PLC的数据存储单元移位及移值标记的提取，实现对运动工件分组信息跟踪和分组控制。

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The track system trolley features a unique dovetail mounting design which securely holds the power unit base in position for maximum accuracy.

独特的雁尾槽设计，使得轨道系统牢固地托起动力单元座，使切割精度大大提高。

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The NYPD has already launched a social media unit to track criminals on Facebook and Twitter.

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And that violent offender unit has an excellent track record, and we think that we're going to continue to have success in that area.

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But it also had some non-original parts, including Model A cranks and rods, an overhead valve unit built for 1920s dirt-track racing and dual carburetors from the 1930s.

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