标题: API SPEC 7-1 API SPEC 7-2 [打印本页] 作者: bzs 时间: 2018-7-5 09:22:43 标题: API SPEC 7-1 API SPEC 7-2
API SPEC 7-1-2006(R2015)SpecificationforRotaryDrillStemElements
API SPEC 7-1-2006 旋转钻井钻柱构件规范-中文
API SPEC 7-2-2017 Threading and Gauging of Rotary Shouldered Connections
API SPEC 7-2-2008(中)