The energy measurement of natural gas involves three measuring methods: flow measurement, calorimeter determination for calorific value and gas chromatogram method.
从天然气能量计量涉及的3种测量方法:流量测量、热量计测定发热量和气相色谱法测定组成,分别讨论了它们的溯源性;并指出对后2种测量方法我国目前尚未建立完善的溯源链,ISO标准体系中若干有关天然气分析的溯源准则及称量法制备标准气混合物的重要标准也尚未转化为我国国家标准。
The two methods of natural gas measurement: volume measurement and energy measurement are introduced.
介绍了天然气计量的两种方法:体积计量和能量计量,并对体积、能量混合计量法在实践中的应用作了简单说明。
According to the basic concept and principle of measurement error,aiming at the characteristic of small temperature difference and poor measurement precision,the concrete method of enhancing the energy measurement accuracy effective and economical was pointed out.
根据测量误差的基本概念和原理,针对暖通空调水系统温差小、测量精度差的特点,提出了经济、有效地提高能量计量精度的具体做法。
Acording to Landau-Lifshitz prescription of energy-momentum of gravitation field,the concrete forms of energy-momentum densities and angular momentum of cylindrical gravitational waves of the double polarized states have been obtained in Cartesian coordinates system.
根据引力场能量动量的Landau-Lifshitz表述,求出了笛卡尔坐标系中的双极化态柱面引力波能量动量密度及角动量的具体形式;结果表明:采用笛卡尔坐标系可以合理地描述双极化态柱面引力波。
The relationship between the ion energy flux colliding on the material surface and the plasma density is investigated.
研究了射频鞘层中离子轰击材料表面的能量通量与等离子体浓度之间的关系。
A discussion on the uncertainty estimation of the energy measurement of natural gas
天然气能量计量的不确定度评定探讨
Design and Implement of the Electrical Energy Metering System Based on CIM/XML;
基于CIM/XML的电能量计量系统设计与实现
Strengthen Management for Energy Metering,Metrological Data Show Benefit;
能源计量强化管理 计量数据彰显效益
Enumerative Units and Quantity Scales:Discussing the Functional Types of Noun-Quantifiers;
计数和计量——兼论“名量词”的功能类别
The Design of Heat Remote Metering System and Inteligent Network Calorimeter;
热量远程计量系统及智能网络热量表的设计
UPQC Energy Flow Analysis and Capacity Calculation based on Minimum Energy Method
基于最小能量法UPQC能量流动分析及容量计算
Unplanned energy unavailability(UEU)
非计划能量不可用率
planned throughput
计划生产量（生产能力）
Nernst-Lindemann calorimeter
能斯特－林德曼热量计
intellectual multi-gauging computer
智能化多用测量计算机
Multifunctional Electricity Power Measure System Based on ADE7758 Electricity Measure Chip
基于ADE7758计量芯片的多功能电能测量表设计
A Study on the Vibration and Performances of the Straight-Tube Coriolis Mass Flowmeter
直管科氏质量流量计振动与性能研究
Intelligent Measurement and Control System of Flow and Its Realization with VHDL;
智能流量计量控制系统及其VHDL实现
Research of the Influence of Harmonic to the Metering of Electric Energy and Study of the Device of Electric Energy Measurement;
谐波对电能计量的影响及计量装置的研究
Design of Monitoring Software of Sewage Flow Measurement System in Open Channel
明渠污水智能流量计量系统监测软件设计
Calculation of Energy Savings and GHGs Emission Reduction of Energy Conservation Project and Value Analysis
节能项目节能量与减排量计算及价值分析
Exact measurment of quantities (style includ; use cup measure and electron steelyard).
计量准确（计量方式有量杯计量及电子秤重计量）。
This scale is used double screen, which can display accumulation data and single time weighing data respectively.
该秤采用双屏显示，可以同时显示累计重量和单次计量重量，具有累计和单次计量功能。