office copy造句

• Office machines ; office copying machines ; concepts and classification
  办公室机器.办公用复印机.概念和分类
• Standard specification for copies from office copying machines for permanent records
  永久记录用办公复印机复制品的标准规范
• Copying speeds of up to 70 60ipm fulfills all your office copying needs
  高速复印70 60ipm的复印速度可以满足您所有的办公复印需要。