0前言本标准是对ZBJ76O13－89《往复式低温液体泵技术条件》进行的修订。修订时，对原标准作了编辑性修改，主要技术内容没有变化。本标准自实施之日起，代替ZBJ76013－89。本标准由气体分离与液化设备标准化技术委员会提出并归口。本标准起草单位：杭州制氧机集团有限公司。本 0 Foreword This standard is ZBJ76O13-89 “reciprocating cryogenic liquid pump technical conditions” for the amendment. Revision, the original standard made an editorial changes, the main technical content has not changed. This standard from the date of implementation, instead of ZBJ76013-89. This standard proposed by the gas separation and liquefaction equipment Standardization Technical Committee and centralized. This standard was drafted: Hangzhou oxygen Group Co., Ltd.. this