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天然气 通过气相色谱法测定成分和相关的不确定度 精度和偏差

Natural gas. Determination of composition and associated uncertainty by gas chromatography. Precision and bias

机床 水平主轴内圆磨床的测试条件 精度测试

Machine tools - Test conditions for internal cylindrical grinding machines with horizontal spindle - Testing of accuracy (ISO 2407:1997)

IEEE/IEC国际标准 测量互感器 - 第21部分：测量互感器准确度测试中的不确定度评估

IEEE/IEC International Standard Instrument transformers--Part 21: Uncertainty evaluation in the accuracy test of instrument transformers

钟表 - 石英表精度评估程序

Horology — Procedure for evaluating the accuracy of quartz watches

光学和光学仪器.大地测量和测量仪器的现场试验程序.第6部分:旋转激光器

Optics and optical instruments — Field procedures for testing geodetic and surveying instruments — Part 6: Rotating lasers

卧轴内圆磨床检验条件 精度检验 修改件1

Test conditions for internal cylindrical grinding machines with horizontal spindle — Testing of accuracy

ISO5725在钢的化学分析标准化工作中进行的精密试验的重复性和再现性测定中的应用

Application of ISO 5725 for the determination of repeatability and reproducibility of precision tests performed in standardization work for chemical analysis of steel

铜、铅和锌硫化矿精矿 静态秤测试的逐步程序

Copper, lead and zinc sulfide concentrates — Step-by-step procedure for the testing of static scales

叠层实体制造快速成形机床 技术条件

Laminated object manufacturing prototyping machines Technical requirements

冲压模精度检验

Accuracy Test for Press Die Sets

电力计量美利体育官网首页网址(ac)验收检验 第21部分：有功电能机电表的特殊要求（0,5,1 和 2 级）

Electricity metering equipment (ac) - Acceptance inspection -- Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2) (Endorsed by AENOR in February of 2011.)