http://zh.wikipedia.org/wiki/%E9%9F%B3%E9%80%9F【 在 Dissenter (沙漠之狐) 的大作中提到: 】
: “The gas constant R can be determined by evaluating R=pv/nT for a gas in the limit of zero pressure.However,a more accurate value can be obatained by measuring the speed of sound in a low-pressure gas and extrapolating its value to zero pressure."
: 请问通过声速怎么测R的？
--
FROM 211.99.222.*