CNS 3944-1976 Method for Determination of Total Kjeloahl Nitrogen in Polluted and Waste Water《废水污水总凯氏氮检验法》.pdf

相关资源

ASTM D3590-2017 Standard Test Methods for Total Kjeldahl Nitrogen in Water《水中总凯氏氮含量的标准试验方法》.pdf

猜你喜欢

STAS 6268-1981 DIES AND STAMPING DIES Glossary of terms《模具和冲压模具 术语 》.pdf

STAS 6269-1990 TECHNICAL DOCUMENTATION IN MACHINE BUILDING Classification《机械制造的技术文献 分类 》.pdf

STAS 6270-1973 Electronic devices ELECTRONIC TUBES Terni inology《电器设备 电子管 术语 》.pdf

STAS 6271-1981 Ground nets for telecommimication installations ELECTRIC RESISTANCE Spet-ifications《电信设备的接地网 电阻规格 》.pdf

STAS 6272-1982 INSULATORS OF CERAMIC MATERIAL FOR OV.CRHEAD LINES General requirements《丝条的陶瓷材料绝缘体 通用要求 》.pdf

STAS 6273-1981 CYLINDRICAL GEARS Tolerances《圆柱齿轮 公差 》.pdf

STAS 6278-1960 《运送出口产品的包装标注》.pdf

STAS 6279-1979 AGRICULTURAL SEEDS FOR SEEDING Determinatlon of sorts species and types authenticity by laboratory methods《农作物种子 实验方法测定品种、种类和类型 》.pdf

STAS 6281-1969 《固体燃料 胶合力测定》.pdf