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在纳米检测与计量技术中,长度标准的研制具有重要的现实意义。
The nanoscale length standards are very important to nanometer measurements and metrology.
youdao
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在纳米检测与计量技术中,长度标准的研制具有重要的现实意义。
The nanoscale length standards are very important to nanometer measurements and metrology.
youdao