Lubricants, industrial oils and related products (class L) — Classification — Part 1: Family A (Total loss systems)
润滑剂、工业用油和相关产品(L类)——分类第1部分:A系列(全损系统)
2002-10-03
DIN 32747-1
Systems of continued processing of mail and data processing documents - Inserting machines - Part 1: Terms and classification
邮件和数据处理文件的连续处理系统.插入机.第1部分:术语和分类