A set of formulas has been developed to calculate the atmospheric temperature, density, pressure, the speed of sound etc. of Standard Atmosphere 1976.
本文给出了计算1976标准大气表中温度、密度、压力、音速等诸参数的数学表达式。
2
This paper describes the principle, construction and experimental results of the standard apparatus for underwater soundpressure by using the free-field reciprocity method.
本文叙述自由场互易法水声声压标准装置的原理、组成和实验结果。
3
This paper describes the principle, construction, performance and error analysis of the standard apparatus for underwater soundpressure in high-frequency range.