标题: API RP 505-1997 (R2013) [打印本页] 作者: wangyu071003 时间: 2016-3-31 17:18:54 标题: API RP 505-1997 (R2013)
API RP 505-1997 (R2013)目前最新版
Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Zone O, Zone 1, and Zone 2[attach]97865[/attach]