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日本机械振兴协会技术研究所和日本光学工业共同研制能以0.05微米的精度测量块规的自动测量装置。据报导:新的测量装置可将过去熟练检查人员检测103块一组的块规需要一个月左右时间的工作只需1～2日即可完成。
Japan Machinery Association for Rehabilitation Institute of Technology and Japan Optical Industry jointly developed to measure the accuracy of 0.05 micron block gauges automatic measuring device. It has been reported that the new measuring device can perform the work of examining a block of 103 blocks by past skilled inspectors in about one month or so in just 1 to 2 days.