标准编号:ISO 8672:1993
中文名称:空气质量.用相差光学显微镜测定空气中无机纤维浓度值.膜滤法
英文名称:Air quality — Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy — Membrane filter method
发布日期:1993-01
标准编号:ISO 8672:1993
中文名称:空气质量.用相差光学显微镜测定空气中无机纤维浓度值.膜滤法
英文名称:Air quality — Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy — Membrane filter method
发布日期:1993-01