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试验不确定度

Test Uncertainty (PTC 19.1 - 2013)

水质.水生环境中生物学和生态学评估的质量保障指南

Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment

过程测量和控制美利体育官网首页网址.评估性能的一般方法和程序.总则

Process measurement and control devices - General methods and procedures for evaluating performance - General considerations

高达 1000V AC 和 1500V DC 的低压配电系统的电气安全 用于测试、测量或监测保护措施的美利体育官网首页网址 电力计量和监测装置（PMD）

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC. Equipment for testing, measuring or monitoring of protective measures - Power metering and monitoring devices (PMD)

硬煤 泥浆取样

Hard coal. Sampling of slurries

纺织品测试方法 精度与准确性测量

Measurement of Precision and Accuracy of Textile Test Methods

纺织品测试方法 精度与准确性测量

Measurement of Precision and Accuracy of Textile Test Methods

稳定光源

Stable light source

航天工程. 控制性能; 英文版本EN 16603-60-10-2014

Space engineering - Control performances; English version EN 16603-60-10:2014

环境测试

Environmental testing

天然四氟化铀衡算交接规定

Provisions on Accounting and Handover of Natural Uranium Tetrafluoride

机械振动 转子平衡 第14部分：平衡误差的评估规程

Mechanical vibration—Rotor balancing—Part14: Procedures for assessing balance errors

军用气象装备定型试验方法 第8部分：数据录取和处理

Approval test mothods of military meteorological equipment.Part 9:Data sampling and processing

起重机. 车轮位置的测量

Cranes. Measurement of wheel alignment

确保测量一致性的国家系统. 牵引车辆的机械运动量测量方法. 验证程序

State system for ensuring the uniformity of measurements. Mechanical motion quantities measuring means for traction rolling stock. Verification procedure

国家测量统一性保证体系.标准.精度描述

State system for ensuring the uniformity of measurements. Standards. Ways for expressing the accuracy

确保测量一致性的国家系统. 指示压力表. 参考测量仪器. 计量要求和试验方法

State system for ensuring the uniformity of measurements. Indication pressure gauges. Reference measuring instruments. Metrological requirements and test methods

机载火力控制系统误差分配通用要求

General requirements for error distribution of airborne fire control system

电量测量美利体育官网首页网址(交流电).特殊要求.第22部分:静态乏时计(2和3级)

Electricity metering equipment (a.c.) - Particular requirements - Part 23: Static meters for reactive energy (classes 2 and 3)

液体比重计.捕集式液体沉淀测量仪表

Hydrometry — Catching-type liquid precipitation measuring gauges

天然气.用气相色谱法测定成分和相关不确定度.第3部分：精密度和偏差

Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias

直齿和斜齿轮的测量方法

Methods of Measurement for Spur and Helical Gears

刻度测试指示计(杠杆式)

Dial test indicators (lever type)

水电工程混凝土试验仪器美利体育官网首页网址校验规程 第2部分：容量筒

Hydroelectric Power Engineering Concrete Test Equipment Calibration Procedures Part 2: Capacity Cylinders

电学计量美利体育官网首页网址（交流电）第1部分：一般要求、试验和试验条件 计量美利体育官网首页网址（等级指数A、B和C）

Electricity metering equipment (a.c.) - Part 1 : general requirements, tests and test conditions - Metering equipment (class indexes A, B and C)

电学计量美利体育官网首页网址(交流电).第3部分:特殊要求.有效能量用静态电度表(等级指数A、B和C)

Electricity metering equipment (a.c.) - Part 3 : particular requirements - Static meters for active energy (class indexes A, B and C).