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日产宇宙牌计算器是为把医学计量单位换算成国际单位制单位而设计的一种新型计算器。该计算器体积小(125毫米×85毫米×14毫米),重量轻(120克),操作简便。它通过简单的按键操作,可完成131个项
Nissan Space Calculator is a new calculator designed to convert medical units of measurement into units of the International System of Units. The calculator is small (125mm × 85mm × 14mm), light weight (120g) and easy to operate. It can accomplish 131 items through simple key operation