level height

Research on high accuracy method in GPS level height determination

高精度GPS水准高程求解算法研究

Control method of dynamic liquid level height for surface driving screw pump

地面驱动螺杆泵动液面高度控制方法研究

The research and application of GPS level height fitting models in linear project

GPS水准高程拟合模型在线状工程中的研究及应用

The Research and Realizes of GPS Level Height Fitting based on Mathematics Surface

基于数学曲面法的GPS水准拟合的研究与实现

Sea Level Height on Different Approximations Assumptions in Ocean Circulation Models

海洋环流模式中不同近似假设下的海表高度

Seawater Density Effect on Sea Level Height Variation

海水密度对海面高变化的影响

Analysis on 0 ℃ Level Height Change in Summer over Northeast Side of Qilian Mountain

祁连山东北侧夏季零度气温层高度变化研究

Study on the cause of sudden change of mean sea level height over Longkou Port

龙口平均海平面变化原因的研究

Establish relations for liquid level height and volume of elliptical dished head horizontal vessel for storage

椭圆形封头卧式贮罐液位与容积对应关系的建立

The result shows that seawater density change is an important factor on sea level height variation at seasonal time scale .

结果表明，海水密度变化是引起季节性海面高变化的重要因素。

Changing Trend and Abrupt Change of the 0 ℃ Level Height in Summer in Xinjiang from 1960 to 2002

新疆43a来夏季0℃层高度变化和突变分析

On bottom structure , CROWN-AND-FLOOR pillar extraction and level height in horizontal cut-and-fill mining

关于水平分层充填采矿法的底部结构、顶底柱回采和中段高度等问题的探讨

ARM as the core system , through the timer to capture multiple echo ultrasonic sensors , obtain to the oil level height .

系统设计以ARM为核心，通过定时器捕获多超声波传感器回波信号，确定油位高度。

In English elementary school enlightening teaching , English wields important level height problem after how training it is said that of nice pupil habit is to concern them .

在小学英语的启蒙教学中，如何培养好小学生的听说习惯是关系他们以后英语运用水平高低的重要问题。

Apply to 5 wells in Daqing Oilfield shows that the errors of level height less than 50 meters , and realized the purpose of control level height by screw pump .

经大庆油田5口井试验表明，液面高度误差均在50m内，实现了螺杆泵恒液面控制目的。

Oil tank is a kind of important equipment in the oil industry . It has a great significance to monitor the liquid level height , the moisture content and the temperature of the oil tank .

储油罐是采油业的重要设备，对储油罐内原油液位高度、含水率和温度的监测在石油的分离和运输过程中具有重要的意义。

A national soccer movement level height , receives very many factors the influence , but the young people soccer reserve talented person 's raise is the most foundation , one of most important factors .

一个国家足球运动水平的高低，受到很多因素的影响，但青少年足球后备人才的培养是最基础、最为重要的因素之一。

Through field application in five wells , the control error of dynamic liquid level height is the range of ? 45 meter and it can ensure that cavity pump is on the stable work state .

经现场5口井应用表明：动液面高度控制误差在±45m内，确保了螺杆泵处于稳定的工作状态，提高了采油效率。

Then , processing the experimental data by Matlab BP neural network , establishing , training , optimizing neural network , and fitting the characteristic relations of lubricating oil volume , tank attitude angle , lubricating oil level height .

然后，利用神经网络方法对实验数据进行处理。通过建立、训练、优化神经网络，来拟合滑油油量与姿态角、滑油油位高度之间的特性关系。

This paper deals with the determination of the sea level height and seasurface topography in the china sea and neighbour by TOPOX / POSEIDON ( T / P ) satellite altimeter data .

描述了利用T／P卫星测高数据确定中国海域及其邻海的海面地形。

It can provide the sea level height , significant wave height and backscatter coefficient of the ocean , which make it the most effective sensor of researching the marine environment dynamics and all kinds of seabed structure division .

星载海洋雷达高度计能够全天候、全天时地监测海洋，它所提供的海平面高度、海洋有效波高及海洋后向散射系数使其成为研究海洋环境动力学及各类海底构造划分的最有效的传感器。

It employs pressure sensor of 26 PC serials transform-ing liquid level height into voltage , uses A / D conversion transforming analogue voltage into digital , through single chip microcontroller processing and conversion liquid level height .

利用26PC系列压力传感器，将液位变化转换成电压变化，并利用A/D转换将模拟量转成数字量，通过单片机处理换算成液位高度。

In this paper , the three-dimension finite element method is used to calculate the dynamic characteristics of the solid-fluid coupling system of large oil storage tanks . The influences of the liquid density and level height on the natural frequency are studied .

采用三维有限元法计算大型油罐固液耦合系统的动力特性，研究了不同储液密度、不同液面深度对系统固有频率的影响。

By the interaction of magnet , the instrument converts the change of liquid level height into the change of infrared intensity , and generates variational digital signal , then the liquid level of oil cabin can be safely detected .

本课题研制开发了一种磁式光纤液位探测器，它利用磁铁的相互作用，将液位高度的变化转化为红外光线光强的变化，从而产生变化的数字信号，实现了油舱液位的安全探测。

The effect of average flow , total flow , the ways of heating leak pipe , the position of leak pip on optical glass quality and the dependence of pipe length on liquid level height of batch of glass are discussed .

讨论了平均流量、总流量、漏管加热方式、位置对玻璃质量的影响，以及漏管长度与液面高度的相依关系。

In oil production process of surface driving cavity pump , the change of dynamic liquid level height will directly effect the movement and load state of rod string and screw pump , and it is the main parameters of controlling cavity pump steady .

在地面驱动螺杆泵采油技术中，动液面高度的变化直接影响到抽油杆柱和螺杆泵的运动和受力状态，是控制螺杆泵稳定工作的主要参数。

Therefore , the public prosecutor professional quality and the occupational ethics level height , directly will affect the legal surveillance the quality , will affect social justice and is just , to will construct the socialism harmonious society to have the significant influence .

因此，检察官职业素质与职业道德水平的高低，将直接影响法律监督的质量，影响社会的公平与正义，对构建社会主义和谐社会具有重大影响。

The change of the 0 ℃ level height in summer over the northeast side of the Qilian Mountain was analyzed , and the relationship between the 0 ℃ level height and surface temperature , precipitation , water vapor content in atmosphere and stream flow of inland rivers were discussed .

分析了祁连山东北侧高空零度气温层高度的变化特征，探讨了零度层高度与地面气温、降水量、空中水汽含量、内陆河流量的相关性特征。

By the interaction of magnet , the instrument converts the change of liquid level height into the change of infrared intensity , generates variational digital signal and transmits signal to the monitoring room for disposing analysis and outputting , so that can safely detect cargo oil cabins .

它利用磁铁间的相互作用，将液位高度的变化转化成为红外线光强的变化，将变化的信号送入监测室中进行处理、分析、输出等操作，从而实现机舱的安全监测。

The results are shown the average temperature between 500 hPa and 300 hPa , 0 ℃ level height and the aestival runoff volume decrease at the rate of - 0.322 ℃ / 10a , -32.42 gpm / 10a and -7.26 m3s-1 / 10a respectively in the recent 44 years .

结果表明：近44a来和田河流域夏季高空500～300hPa平均气温和0℃层高度呈下降趋势，倾向率分别为-0.322℃/10a、-32.42gpm/10a；夏季流量也呈下降趋势，其倾向率为-7.26m3s-1/10a。