标准体积
- 网络Standard volume;SCFM;Vgs;Vns;Standard Cubic Feet Per Minute
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通过设计正交试验,系统分析了Ar和O2的标准体积比、溅射功率、工作压强和热处理时间对氧化钒薄膜TCR的影响。
The effects of Ar / O_2 standard molar volume , sputtering power , gas pressure and annealing time on TCR were analyzed by orthogonal experiments .
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本文论述了JHYG型活塞式液体标准体积管的结构、工作原理、生产制造中的技术关键及其解决办法。
This article explains the structure , working principle of the prover and shows the key prob-lems and solving methods in making the device .
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标准体积管清洗方法及工艺流程的改进
Cleaning method for standard volume pipe and improvement of its process flow
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标准体积管的计算机控制与信息处理系统
The Computer Control and Information Processing System of the Standard Volume Tube
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标准体积管结蜡引起的误差及消除方法
Pipe Prover 's Calibrating Error induced by Wax Deposition and its Countermeasures
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标准体积管流量计检定装置微机控制及管理系统
A Microcomputer Control and Management System for Flowmeters Verification by Standard Volume Tube
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如何提高体积管标准体积的准确性
How to Increase the Accuracy of Meter Prover
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GB/T9109.3-1988原油动态计量固定式标准体积管安装技术规定
Dynamic measurement of crude oil & Technical stipulations of installation for fixed pipe provers
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温度和压力对原油动态计量标准体积的影响
Influence of Temperature and Pressure on Dynamic Metering of Standard Volume of Crude Oil
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标准体积管检定过程中的误差来源
Error Origin in Course of Prover 's Calibration
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原油标准体积管结蜡造成的后果及解决方法
Consequence rising from wax-formation in the standard volume pipe of crude oil and its disposal
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标准体积管微机控制系统
Standard Prover Micro Computer Control System
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标准体积管的工作温度测量方法不当,取值不准。
And the working temperature of standard prover is mistaken during operating , which produces wrong readings .
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一种新型油品计量标定装置&单球卧式标准体积管的工程设计及应用
A New Type of Calibration Unit for Oil Flowmeters ── Engineering and Application of Standard Horizontal Single Ball Volume Tube
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用于检定流量计的标准体积管每三年要由计量检定部门检定一次。
Standard volume pipe used for flow meter 's calibration shall be calibrated every three years by metering calibration department .
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计算标准体积罐的体积、阀体积增量、管路与夹持器顶端的死体积;
Thirdly , the volume of standard tank , the volume increment of valve and the volume between pipeline and holder are calculated .
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标准体积管是原油动态计量时,流量计在线检定的标准器。
The pipe prover is the standard instrument to calibrate the flowmeter , which is used in the in-line dynamic measurement of oil .
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要减小流量计的示值误差,提高原油交接计量的准确性,就应提高标准体积管的精度。
To decrease the indication errors of the flowmeter and increase the precision of oil measurement , the accuracy of the pipe prover should be increased at first .
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介绍了一种流量计检定系统,用于大口径腰轮、刮板等流量计的检定,该系统用标准体积管对流量计进行检定,全部操作由计算机控制,实现了检定工作自动化,经运行表明系统性能良好。
An automatic system for calibrating the large-bore flowmeter has been presented . It makes use of a standard volume tube for calibrating flowmeter . During the calibration .
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标准体积管是一种高精度流量标定装置,用于对各种流量计进行在线标定。
The standard volume tube ( SVT for short ) is a high precision device for testing and determining the flowmeter grade . SVT is used to test and determine the on-line various flowmeters .
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介绍一种新型油品计量标定装置&单球卧式标准体积管的工作原理、技术特点、应用范围、工程设计、安装以及实际应用中的标定问题。
This article introduces a new type of calibration unit for oil flowmeters ── the working theory , technology , property , application scope , engineering , installation and calibrating problems of actual application of standard horizontal single ball volume tube .
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计算供体标准肝体积(standardlivervolume,SLV)及残余左半肝的比例。
The standard liver volume ( SLV ) and the ratio of left lobe volume to SLV were calculated .
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测得总体的平均移植肝脏体积(GV)是398克,这相当于受体标准肝脏体积(SV)的37.8%。
Overall mean graft volume ( GV ) was398 g , which was equivalent to37.8 % of the recipient standard liver volume ( SV ) .
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中国成人标准肝体积评估公式的临床研究
Estimation Formula of Standard Liver Volume for Chinese Adults
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采用直线相关和回归方法研究正常人群肝脏体积与其身高、体重和体表面积的关系,得出相应回归方程作为成人标准肝体积公式。
The relation between normal liver volume and body height , body weight and body surface area was studied by linear regression and correlation method , the standard liver volume equation was deduced .
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天然气的计量都以标准状态体积流量和质量流量计算,各测量工况下的流量必须折算为标准状态的体积或质量流量。
The standard volume flow and mass flow of natural gas are related to measuring condition of natural gas , so the compensation is necessary based on the temperature and pressure in measuring condition .
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对各标准化体积指标进行多元逐步判别分析,左侧内嗅皮层和左侧海马进入判别方程,其特异度为1000%,敏感度为906%,准确度为953%。
The left entorhinal cortex and left hippocampus of volumetric measurements entered the other discriminant function . The specificity , sensitivity , and accuracy of the second function were 100.0 % , 90.6 % , and 95.3 % , respectively .
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本研究目的是探讨WHO疗效标准与肿瘤体积或细胞负荷及细胞对数杀灭(logcellkill,LCK或LK)相互关系及提出细胞对数杀灭定量评价方法的必要性。
The objective of this study was to investigate the correlation of WHO criteria with the tumor volume , the tumor cell load and the LCK ; and the necessity developing a method to measure LCK quantitatively .
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目的:探讨两次加入滴定剂标准溶液的体积对酸碱双点电位滴定法准确度的影响。
Objective : Adding two titrant standard solution volumes affecting acid base double point potentiometric method accuracy are discussed .
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氨基酸侧链在羧酸钠水溶液中标准偏摩尔体积的理论预测
The Theoretical Prediction of the Standard Partial Molar Volume of the Alkyl Chains of Amino Acids in Aqueous Sodium Carboxylate Solutions