1.
orifice well tester
孔板式天然气流量计
2.
bellows-type gas or orifice meter
伸缩式气体孔板流量计
3.
Factors of Influencing the Accuracy in Natural Gas Orifice Plates Measurement
影响天然气孔板流量装置计量准确性的因素
4.
An Analysis about Metering Additional Errors of Standard Orifice Plate Flow-meter in Measuring Natural Gas Flow-rate
标准孔板流量计测量天然气流量计量附加误差分析
5.
Wet Gas Flowmeter Based on Slotted Orifice and Neural Network
基于槽式孔板与神经网络的湿气流量计
6.
square-edged orifice
直角铣孔流量计孔板
7.
Wet gas flow metering correction model of slotted orifice based on neural network
基于神经网络的槽式孔板湿气计量修正模型
8.
Development of the Wet Gas Flow Meter Based on DSP
基于DSP的凝析天然气流量计量仪表研制
9.
Wet Gas Flow Measurement Based on Time-varying Series Analysis
基于时变时间序列分析的凝析天然气流量计量
10.
Reasons for Measurement Errors on Natural Gas Flow and Solutions
天然气流量计量误差产生原因及解决方法
11.
STUDY ON MEASUREMENT METHOD OF SMALL ORIFICE CONDUCTANCE USING GAS MICRO-FLOWMETER
气体微流量计测量小孔流导方法研究
12.
Development of the Wet Gas Flow Meter System Based on DSP;
基于DSP的凝析天然气流量计二次仪表的研制
13.
Study on the Data Processing and Mechanism Modeling of the Wet Gas Meter
凝析天然气流量计数据处理与机理建模研究
14.
Superlative point-elastic pin-punched Latex.
最富弹性的针孔透气七段式天然乳胶。
15.
estimation of oil and gas reserves
石油和天然气储量计算
16.
Principle of coriolis mass flowmeter and its application to gas measurement.
科里奥利力质量流量计原理及在天然气计量方面的应用
17.
An investigation of the effects of compressibility and unsteadiness on natural gas flowmeter
气体的可压缩非定常性对天然气流量计量的影响
18.
Characteristics of the differential pressure signals of slotted orifice based on higher-order statistics
槽式孔板差压信号的高阶统计量特征