Measurement of gases; calibration gas mixtures; preparation of calibration gas mixtures by saturation methods
气体测量；校准气体混合物；用饱和法制备校准气体混合物

1992-02-01

Measurement of gases - Calibration gas mixtures - Dynamic preparation with critical orifice systems
气体测量.校准气体混合物.带临界孔系统的动态制备

1994-10-01

Measurement of gases - Calibration gas mixtures - Dynamic preparation with thermal mass flow controllers
气体测量.校准气体混合物.带热质量流量控制器的动态制备

1998-08-01

Measurement of gases; preparation of calibration gas mixtures by gravimetric methods
气体测量；用重量分析法制备校准气体混合物

1980-12-01

Measurement of gases; calibration gas mixtures; preparation methods; general
气体测量；校准气体混合物；制备方法；全体的

1980-12-01

Measurement of gases - Calibration gas mixtures - Preparation of calibration gas mixtures by volumetric static method using glass vessels
气体测量.校准气体混合物.使用玻璃容器用静态容量法制备校准气体混合物

1994-11-01

Measurement of gases; calibration gas mixtures; preparation by continuous injection method
气体测量；校准气体混合物；连续注射法制备

1981-01-01

Measurement of gases; determination of the composition of calibration gas mixtures by comparison methods
气体测量；用比较法测定校准气体混合物的成分

1980-12-01

Gas analysis - Absolute volumetric method for dynamic preparation of calibration gases - Part 2: Preparation from gas mixtures
气体分析.标定气体动态制备的绝对容量法.第2部分:气体混合物制备

2017-10-01