Standard practice for evaluation of one - time carbon paper in carbon - interleaved business forms by use of an electric typewriter 用电动打字机对插入业务表格纸中的一次性复写纸的评定的标准规程
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Standard practice for determining the compatibility of one - time carbon paper with carbonless copy papers when interleaved into the same manifold set 当夹在同一多份打印材料中时测定一次性复写纸与无碳复印纸的兼容性的标准规程