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- 范围range
- 光学读数头optical reading head
- 光学读数系统optical reading system
- 光学读数仪器optically-read instrument
- 光学读数经纬议optical reading theodolite
- 打印范围print range
- 光学读数经纬仪optical reading theodolite
- 适用范围sphere of application
- 光学optics
- 经营范围scope of business
- 单盘光学读数分析天平single pan digital analytical balance
- 业务范围business line
- 煤气表的读数是五十。The gas meter reads 50.
- 大范围extensiveness
- 使用范围serviceable range
- 光学读数分析天平不能读数故障的分析与检修Analysis and Repair about Malfunction of Optically Analytical Balance
- 工作范围operating space
- 大范围的large-scale
- 应用范围applied range
- 光学显微镜light microscope