查询词典 difficult position

A new method to decide GPS satellite position using the broadcast ephemeris is presented, the way to checkup the precision is also given, and some research are made to analysis the error feature of the position which is calculated hy the broadcast ephemeris as well, the results show the error is periodic.

GPS卫星高度角、方位角计算方法众多，但精度低；针对这点，提出了一种利用广播星历计算卫星高度角、方位角的方法，对该方法能够达到的精度提出了鉴定的途径，并分析了利用广播星历计算卫星高度角以及方位角的误差特点，结果表明利用广播星历计算的卫星高度角、方位角呈现出周期性变化的规律。

For tetra-lateral position sensitive detectors, the calculated positions obtained with the conventional equations of position calculation do not correspond to the real spot positions., and have serious pincushion distortion.

四边形位置敏感探测器的传统位置计算公式不能正确反映实际光斑位置，存在严重的枕形失真，需要进行复杂的修正。

Because the centre of gravity of plane figure is usually taken as the balanced position of the area, the nearer public facilities are arranged to balanced position, the more balanced the division is.

因为平面图形的重心通常被认为是该区域的平衡位置，若公共设施越接近平衡位置，在分布上显然应该是越均匀的。

This paper analyzed the randomness of the relative position relation between the common vertical line of the two axes of a coupling and two centers of a coupling during installing machines,and the randomness of the position of the support plane on which a machine is installed.It pointed out the errors formed by the two randomness and illustrated the faults of the four parameters system which is used in describing the shaft alignment error of a coupling by abroad technician.

分析了机器安装过程中联轴器两轴线的公垂线与联轴器中心的相对位置关系的随机性及机器地脚支承面方位的随机性，指出了两种随机性所产生的误差，说明了国外工程界在描述联轴器对中误差时所用的4参数体系存在的不足。

We're trying to play for a playoff position, and position ourselves for home-court advantage.

我们现在的目标是季后赛，希望能争取到更多的主场优势。

Equation of the position, polar distance, velocity and acceleration of the position at different angular were inferred.

在考虑惯性力、摩擦力影响的情况下，对柱塞所受的正压力、应变、顶部压力和压力角进行综合分析； 3。

The TLC of them were concordance.They presented the same color fluorescence in the corresponding position at the ultraviolet light(365nm). After the vanillic aldehyde sulphuric acid ethanol solution developed, violet color spots presented at the same place. Reference substance of Polysaccharide presented violet color ,but in the corresponding position the crude and the prepared didn't show the spots . It proves that the chemical constituents of Polygala Root may not have changed after stir-baked with honey.

生远志正丁醇部位色谱和蜜远志正丁醇部位色谱基本一致：紫外灯（365 nm）下二者在相应位置呈相同颜色荧光，香草醛硫酸乙醇溶液显色后二者在相应位置的几个斑点均呈紫罗兰色，且远志皂苷元对照品斑点呈紫罗兰色，而在与其相应位置生远志供试品和蜜远志供试品均未检视到相应斑点。

The first parameter is the start position and the second parameter is the end position.

第一个参数是开始位置，第二个参数是结束位置，位置是从0开始计数的。

By computer simulation, the effect of structure parameter errors on position error and the effect of joint variant θ〓 on position error are analysed.

通过计算机仿真，分析了各杆件结构误差的大小变化对测头位置误差的影响，以及各关节变量θ〓的变化对测头位置误差的影响。

In the thesis, based on the analysis of the grammar and structure of VRML 2.0, the conversion algorithm was designed again. The conversion tool was designed and developed, which also supports the position function by editing the position parameter.

本文在重点分析和研究VRML2.0结构与语法的基础上，通过重新设计转换算法，设计开发了新的工件3D模型文件转换工具，并加入了转换工具对定位参数输入功能的支持。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。