英:[prə'pʌlsə]
美:[prə'pʌlsə]
英:[prə'pʌlsə]
美:[prə'pʌlsə]
Latin propulsus (past participle of propellere) + English -or
1 Two methods for determining the critical length of the drill tool section below the hydrodynamic propulsor are presented.
给出了确定井下液力推进器以下钻具临界长度的两种方法。
2 The downhole hydrodynamic propulsor has yet to be improved since it has some limitations in operation.
但在井型的适应范围和小曲率造斜井的施工等方面,推进器的使用还存在一定的局限性,有待进一步完善和发展.
3 The undulatory biomimetic propulsor is a new underwater propulsor which swimming mode of Gymnarchus Niloticus.
波动仿生推进器是以“尼罗河魔鬼”为仿生对象设计的新型水下推进装置.