查询词典 GPS

The result of this study provides a method calculating GPS satellite orbit parameters through IGS precise ephemerides.

本文研究的结果提供了一套由精密星历计算轨道参数的方法及一套各个GPS卫星在一个较长时间段内各历元时刻的轨道参数，为进一步的研究提供数据。

In chapter 5, based on nine-parameters, orbit parameters of many satellites are calculated. Then some conclusions are drawn, and parameters used in GPS broadcast ephemerides are evaluated.

第五章以九参数法所得结果为基础，进行了初步分析，得出了一些初步结论，并采用几何图解分析法分析了日、月引力摄动的长周期，还对GPS广播星历采用的参数进行了评估。

This paper focuses on how to calculate GPS satellite orbit parameters through IGS data. Choosing a group of appropriate parameters, and the relationship between satellite position in ITRF and these parameters are founded, and these parameters can be estimated using some successive ephemerides. Three different methods are introduced detailedly.

本文以IGS精密星历为基础，深入研究了利用精密星历计算GPS卫星轨道参数的模型与方法，并对三种不同的计算方案进行了比较研究，其目的是寻找一种合适的计算方法，得到能够正确反映一个较长时间段内(如800天)轨道参数随时间变化的规律。

The traditional recording mode with paper and pencils cant satisfiy the precision and speed of the modern data collection. With the development of Embedded system technology and GPS technology, that portable device is used in foresty resource data collection is changing the tranditional mode. Meanwhile, portable device with wireless communication has been become the important instrument to get the published information when forestry GIS based on web is used to publish infomation and monitor resource.

随着嵌入式技术、GPS技术的发展，手持设备开始应用在野外调查数据采集中；同时，基于Web的林业GIS作为森林资源的动态监测和信息发布技术的日益成熟，具有无线通讯功能的手持设备逐渐成为获得发布信息的移动客户端。

According to the functional models and stochastic models of GPS/DR, the paper presents three adaptive fusion methods based on currently statistic models, testifies the validity of fusional methods by practically surveying data and resolves adaptive problem owing to the lack of observational information.

根据GPS/DR的函数模型和随机模型，结合当前统计模型，提出了三种白适应融合方法。通过实测数据验证了本文提出的融合方法的正确性。

Gayatri:嘎亚崔: sir, I gayatri doing project on GPS/GPRS in real time.

主席先生，我嘎亚崔做GPS的项目/ GPRS的实时。

Days. The fast gelable CS/CPS solution can be obtained by increasing concentration of GPS and pH of the solution.

增大甘油磷酸钠的浓度和提高溶液的pH值，可得到在37℃下快速凝胶化的CS/GPS凝胶。

For earthquakes between M6.5-7.0 and the largest potential earthquake in the region,we should account for other two models including geodetical model and fault model.From physical aspect,we can constrain seismicity parameters by utilizing GPS data and fault slip rate.

对于震级6.5或7.0级以上的地震危险性分析，可以考虑另外两种模型，即大地测量和断层模型，从物理的角度，利用GPS数据和断层滑动速率来约束地震活动性参数。

Using GPS velocity field, we have studied present-day deformation state of 7 sub-plates and 14 principal tectonic plates in Chinese continent, and its geodynamic meaning is explained.

本文利用中国大陆的GPS运动速度场，研究了其中的7个亚板块和14个构造块体的变形状态，并做了动力学解释。

North China area ; GPS velocity field ; tectonic deformation ; strain field ; geodynamic analysis

华北地区； GPS速度场；构造形变；应变场；动力学分析

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。