Junior college graduate with background in machine tools automation or numerical control devices reparation.
大专毕业，机床自动化或数控设备维修专业背景。
This machine is one of the essential equipment of cylinder reparation of single hydraulic prop.
是单体液压支柱的油缸修复所必备的设备之一。
This machine is one of the essential equipment of cylinder reparation of single hydraulic prop.
是单体液压支柱的油缸修复所必备的设备之一。
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