API RP 17L2 -2021 Recommended Practice for Ancillary Equipment for Flexible Pipes and Subsea Umbilicals - SECOND EDITION 上一篇: API SPEC 6A-2018 Specification for Wellhead and Tree Equipment (TWENTY-FIRST EDITION; 下一篇: API MPMS 22.4-2018 Manual of Petroleum Measurement Standards, Chapter 22.4 Testing Pro