释义 |
obturate /ˈäbt(y)əˌrāt /verb [with object] formal or technicalBlock up; obstruct.Many of today's shooters have tried shooting these old rifles and experienced dismal results when the bullets failed to expand properly and obturate the bore....- When it's excessive like that we know that there wasn't even enough pressure to obturate the case at all.
- This is an indication that pressure is so low the case is not obturating to completely seal the chamber.
Derivatives obturation /ˌäbt(y)əˈrāSH(ə)n / noun ...- On some projectiles, there is a nylon obturating band below the rotating band to help in forward obturation.
- By placing that plastic ball in the hollow base of the Foster slug, concentric obturation of the slug in the bore is achieved.
- The second component of this revolution was the reintroduction of breech-loading, made possible by improved technology and especially obturation.
Origin Mid 17th century: from Latin obturat- 'stopped up', from the verb obturare. |