gauge[-block] interferometer是什么意思

用法例句

A type of contact laser gauge block interferometer developed recently is mainly used in measuring the center length of grade 1 and 2 gauge blocks.

最新研制的接触式激光量块干涉仪主要用于测量一、二等量块的中心长度 ,其长度测量不确定度达到 ( 0 。