This paper describes the principle, construction, performance and error analysis of the standard apparatus for underwater sound pressure in high-frequency range.
本文叙述高频水声声压标准装置的原理、组成、性能和误差分析。
The advantages of the process are processing error and thermal deformation is small, standard capability is strong and the repaired nozzle performance is clearly superior.
该工艺的优点是加工误差小、热变形小、规范性强、修复后的喷嘴性能明显优越。
The advantages of the process are processing error and thermal deformation is small, standard capability is strong and the repaired nozzle performance is clearly superior.
该工艺的优点是加工误差小、热变形小、规范性强、修复后的喷嘴性能明显优越。
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