国产理信机能否替代同类进口设备杭州市邮政局赵宁信函自动理信机是为信函自动分拣机做准备工作的预处理设备，它以信封左上方印制的红框为基础，经过光电扫描（检测），把开拆后面向不一致的信函按照有框有码、有框无码和无框无码三种情况分类整理，达到使信函顺面顺向的... Domestic letter machine can replace imported equipment of similar Hangzhou Zhao Ning letter automatic letter machine is to prepare automatic letter sorting machine pretreatment equipment, it is printed on the top left envelope red envelope as the basis, after photoelectric scanning (Detection), the open after the inconsistent correspondence in accordance with the box has a code, frameless code and frameless code three cases sorted to achieve the letter straightforward ...