提出利用多点支撑法，减小量块长度变化量的测试方案。
An advance multi-point bracing means is proposed to minish length variation of gauge blocks.
在用绝对光波干涉法测量量块长度时，必须解决光在量块表面反射时的位相跃变问题。
With using absolute optical interferometer for measuring length of block gauge, it is necessary to solve the problem of phase jump for reflecting of light on its surface.
数量卡尺检定专用量块是一种长度计量基准，主要用于数显卡尺示值误差的检定，精度分为2、3级。
The special gauge blocks for testing digital calipers are length measuring standards, mainly used for testing the indication error of digital calipers, with grade 2 and grade 3 accuracies.
利用单频激光干涉仪作为测量仪，通过专用变形量测量系统，测量量块在不同姿态下支撑位置对量块中心长度的影响。
Adopting laser interferometer as measuring datum, length deflection of gauge blocks are measured in different gestures by developing an adjustable platform.
利用单频激光干涉仪作为测量仪，通过专用变形量测量系统，测量量块在不同姿态下支撑位置对量块中心长度的影响。
Adopting laser interferometer as measuring datum, length deflection of gauge blocks are measured in different gestures by developing an adjustable platform.
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