低本底α、β测量仪
Low Background Alpha/Beta Measuring Instruments

2013-08-15

低本底α和/或β测量仪
Low background alpha and/or beta measuring instruments

2008-07-02

低本底α、β测量仪型式评价大纲
Program of Pattern Evaluation of Low Background α、β Measuring Instruments

2019-09-27

流气正比计数器总α、总β测量仪
Gas-Flow Proportional Counter Gross Alpha and Gross Beta Measuring Instruments

2014-08-25

Radiation protection instrumentation - Calibration and verification of the effectiveness of radon compensation for alpha and/or beta aerosol measuring instruments - Test methods
辐射防护仪器 - 校准和验证α和/或β气溶胶测量仪器氡补偿的有效性 - 测试方法

1997-08-06

弱光光度计量器具
Measuring Instruments for Low Light Level Photometric

1989-09-11

磁感应强度(恒定弱磁场)计量器具检定系统
Measuring Instruments for Magnetic Induction (Stationary Low Field)

1990-02-26

Journal AWWA - Low-Level Turbidity Measurements: A Comparison of Instruments
AWWA期刊-低水平浊度测量:仪器比较

2004-08-01

Specification for direct-current and low-frequency electronic measuring instruments with a digital display
带数字显示的直流和低频电子测量仪器规范

1990-07-31

인체 노출 저주파 전자기장의 측정－측정기에 대한 특별 요구사항 및 계측 지침
与人体接触有关的低频磁场和电场的测量仪器的特殊要求和测量指南

2008-08-08

인체 노출 저주파 전자기장의 측정－측정기에 대한 특별 요구사항 및 계측 지침
关于人体暴露的低频磁场和电场的测量仪器的特殊要求和测量指南

2008-08-08

Государственная система обеспечения единства измерений. Государственный специальный эталон и общесоюзная поверочная схема для средств измерений переменной температуры водной среды в диапазоне амплитуд пульсаций температуры от 0,01 до 3 К при частоте пульсаций от 0,005 до 50 Гц, фоновой температуре от 270,15 до 308,15 К и скорости потока воды от 0,5 до 20 м/с
为了确保测量的一致性国家制度 状态特殊标准和联合验证时间表用于测量所述含水介质的温度在0.01幅度的温度波动的可变范围 以3 K时的0.005脉动至50Hz的频率 从270.15到308.15 K的背景温度和从0.5至20米/秒的水流速