YS T 990 18-2014 Methods for chemical analysis of copper matte Part 18 Determination of lead zinc nickel arsenic bismuth antimony calcium magnesium cadmium and .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

BS EN 13181-2001 Ventilation for buildings - Terminals - Performance testing of louvres - Performance testing of louvres subject to simulated sand《建筑物通风 终端 天窗的性能试验 受到模拟砂吹的天窗的性能试验》.pdf

BS EN 13182-2002 Ventilation for buildings - Instrumentation requirements for air velocity measurements in ventilated spaces《建筑物的通风 通风空间的空气流速测量仪器的要求》.pdf

BS EN 13183-1-2002 Moisture content of a piece of sawn timber - Determination by oven dry method《一块锯木材的含水量 用烘干法测定》.pdf

BS EN 13183-2-2002 Moisture content of a piece of sawn timber - Estimation by electrical resistance method《一块锯木材的含水量 用电阻法估计》.pdf

BS EN 13183-3-2005 Moisture content of a piece of sawn timber - Estimation by capacitance method《一片锯材的含水量 电容估算法》.pdf

BS EN 13184-2001 Non-destructive testing - Leak testing - Pressure change method《无损检验 渗漏试验 变压法》.pdf

BS EN 13186-2004 Feather and down - Specification feather and down filled bedding articles《羽毛和羽绒 羽毛和羽绒填充的床上用品的规范》.pdf

BS EN 13187-1999 Thermal performance of buildings - Qualitative detection of thermal irregularities in building envelopes - Infrared method《建筑物的热性能 建筑物外墙热平衡的定量测定 红外线法》.pdf

BS EN 13188-2000 Vinegar - Product made from liquids of agricultural origin - Definitions requirements marking《醋 农产品原汁制品 定义、要求和标记》.pdf