美利体育登录入口官网:GOST R 8.1001-2021
确保测量一致性的状态系统 标准参考数据 正氢,液态和气态 在 15 K 至 1000 K 的温度和压力 u 下的密度、焓、熵、等容、等压热容和声速
State system for ensuring the uniformity of measurements. Standard reference data. Orthohydrogen, liquid and gaseous. Density, enthalpy, entropy, isochoric, isobaric heat capacities and speed of sound at temperatures from 15 K up to 1000 K and pressures u