一年只加一次油的超跑 Fisker Karma

一次采油 primary oil recovery ; primary depletion ; Primary Recovery

换了一次油 change oil

一次性油桶 one-trip drum

只用一次的石油气瓶 disposable cylinder

溶解气驱一次采油量 solution-gas-drive primary oil ; drive primary oil

一次采油采收率 primary recovery efficiency ; primary recovery factor

一次采油量 primary production

一次除油罐 primary oil removal tank

一次采油量递减 primary oil decline