YS T 990 12-2014 Methods for chemical analysis of copper matte Part 12 Determination of aluminum oxide content Spectrophotometry of chromazurol S《冰铜化学分析方法 第12部分.pdf

相关资源

YS T 649-2018 铜及铜合金挤制棒.pdf

YS T 679-2018 非本征半导体中少数载流子扩散长度的测试表面光电压法.pdf

YS T 662-2018 铜及铜合金挤制管.pdf

YS T 540.7-2018 钒化学分析方法第7部分：氧量的测定惰气熔融红外吸收法.pdf

YS T 988-2014 羧乙基锗倍半氧化物.pdf

YS T 540.5-2018 钒化学分析方法第5部分：杂质元素测定电感耦合等离子体原子发射光谱法.pdf

YS T 1288.3-2018 高纯锌化学分析方法第3部分：砷量的测定 氢化物发生-原子荧光光谱法.pdf

YS T 79-2018 硬质合金焊接刀片.pdf

YS T 584-2018 电极材料用铬、锆铜棒材.pdf

YS T 699-2018 铝电解用石墨化阴极炭块.pdf

猜你喜欢

ONORM EN 29313-1992 Resistance spot welding equipment - Cooling tubes《接触点焊设备 冷却管》.pdf

ONORM EN 29315-1993 Information processing systems - Interface between flexible disk cartridge drives and their host controllers《信息处理系统 软磁盘机和其主机控制器间的接口》.pdf

ONORM EN 29318-4-1994 Information technology Intelligent Peripheral Interface Part 4 Generic command set for magnetic tape drives (ISO IEC 9318-4 1990)《信息技术 智能外围接口 第4部分：磁带驱动用总指令集(I.pdf

ONORM EN 29333-1993 Dental brazing materials《牙科硬钎焊材料》.pdf

ONORM EN 29367-1-1994 Lashing and securing arrangements on road vehicles for sea transportation on Ro Ro ships General requirements Part 1 Commercial vehicles and combinations of v89).pdf

ONORM EN 294-1992 Safety of machinery - Safety distances to prevent danger zones being reached by the upper limbs《机械安全 预防上肢碰触危险区域的安全距离》.pdf

ONORM EN 29408-1993 Water quality - Evaluation in an aqueous medium of the ultimate aerobic biodegradability of organic Compounds -Method of determining the oxygen demand in a cl.pdf

ONORM EN 29409-1-1992 Manipulating industnal robots -Mechanical Interfaces -Circular (form A) 《工业用操作机器人 机械接口 圆形（形式A）》.pdf

ONORM EN 29439-1993 Water quality - Evaluation in an aqueous medium of the uttimate aerobic biodegradability of organic Compounds -Method by analysis of released carbon dioxide (.pdf