尺寸测量仪器具有一探头，所述探头沿着测量轴线移动。弹性传输元件使探头能在测量力的作用下移动。
针对现场全面评价大尺寸测量仪器精度的特殊性，提出了一种采用多仪器站多控制点的精度评价方法。
A method of precision evaluation for field large-scale measurement instruments is proposed with multi-instrument stations and multi-reference points.
目前，我国大多数轴承生产厂家在轴承尺寸检测方面还是依靠机械式、光学式等测量仪器，采用抽检方式进行。
Now, most of Chinese bearing factories in dimension measurement for bearing have been mainly dependent on mechanical or optical instruments in sampling inspection way.
PDHM - 500型PDHM - 1000型便携式数显高度仪是精密的测量仪器，可以对工件尺寸进行绝对和相对比较测量。
Model PDHM-500 and Model PDHM-1000 digital height gages are high accuracy measuring instruments, which can be used to measure dimensions of workpieces absolutely and by comparison.
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