Micrometer screws for optical instruments的意思|示意
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光学仪器用千分尺螺丝
Micrometer screws for optical instruments的网络常见释义
光学仪器用螺旋千分尺 ... 潜望镜,periscopes； 光学仪器用螺旋千分尺,Micrometer screws for optical instruments； 镜(光学),mirrors； ...
光学仪器用测微螺旋千分丝杠 光学仪器用测微螺旋千分丝杠 Micrometer screws for optical instruments 光学仪器用测微螺旋千分丝杠 Micrometer screws for optical instruments 光学字符读出器 Optical character readers .