为计算地面上具有高程的两点间的大地距离,构造了一个过两已知点的新椭球,确定出了新椭球的有关参数,在此基础上给出了计算大地距离的非迭代法和大椭圆法,并与传统方法进行了精度比较。
In order to calculate the geodetic distance of two points that are far from the refernced ellipsoid, a new ellipsoid which passes the two points is constructed, then its parameters are determined.
旅行时你会发现各地并没有差别:每个城市都与其他城市相似,城市互换形式、秩序以及距离,飘渺的尘雾漫绕大地。
Traveling, you realize that differences are lost: each city takes to resembling all cities, places exchange their form, order, distances, a shapeless dust cloud invades the continents.
距离海地大地震发生近一星期后,尽管国际伸出巨大援手,仍有成千上万的灾民需要救助。
Nearly a week after the Haiti earthquake struck, tens of thousands of victims are still waiting for aid, despite huge international efforts.
与先进的现代轮胎配合,赛车极大地缩短制动距离。
In combination with the modern advanced tyre compounds they have dramatically reduced braking distances.
发生于去年5月份的大地震,震中距离水库只有3.4英里。
When the major earthquake struck last May, it originated 3.4 miles from the reservoir.
我们在两者间作出选择的方式是,选择能够最大地减少斜向直线距离的方向(通过勾股定理测算)。
We make the choice between the two by choosing the direction that will reduce the straight-line diagonal distance (as measured by Pythagoras) the most.
距离智利发生8.8级大地震不远处发生一系列强烈馀震;近一星期前的一场大地震给智利造成大范围破坏,并引发了海啸。
A series of strong aftershocks has rattled Chile, not far from where the deadly 8.8 magnitude quake caused widespread destruction and triggered a tsunami nearly a week ago.
长城上每隔一段距离就是一座烽火台,像一个个巨人手牵着手,担起了保卫中原大地的重任。
Every other distance on the Great Wall is a beacon tower, like a giant hand in hand, shouldering the defend the burden of the central plains of China.
你觉得下列操纵变因中,哪一个会最大地影响移动距离?
What effect do you think the following variables will have on the traveling distance?
它使师生与真理之间的距离大大地拉近,也因此,真理成为师生心灵沟通的桥梁!
It allows teachers and students with the distance between the truth greatly reduced, so that the truth as teachers and students as a bridge between hearts!
就长距离超高压送电线路工程的GPS测量中如何选择大地水准面模型,如何确定GPS测量的高程等问题进行了讨论。
This paper has discussed how to select geoidal model and how to determine normal height in GPS survey of long distance transmission line project.
短波有利于长距离传输广播节目,短波信号被围绕地球的电离层反射,能在大地和电离层间来回反射。
Short wave is good for broadcasting very long distances. The short wave signals bounce off the ionosphere that surrounds the Earth, back to the ground and then back to the ionosphere.
并使带电导体间或导体与大地之间有足够的距离绝缘,用于中置式开关柜及其它开关柜内。
And to make electric conductor or conductor and the distance between the earth have enough insulation, used for type switch gear and other switchgear inside.
本文介绍了在已知方位角和空间距离情况下的大地主题解算问题。
This paper introduces a method to solve geodetic problem in condition of that the space distance and azimuth have been observed.
大地震对调节地球自身运行状态有三种影响:一。大地震使太阳与地球之间的距离(横向)发生变化。
The earthquake caused three kinds of affects to regulate the earth: Firstly it makes distance chang between the sun and the earth (horizontal).
两种算法在长距离大地测量主题解算时,计算效率较简单迭代法均有所提高。
When they are used for the direct geodetic problem of long distance, their computational efficiency is better than that of simple iterative means.
亲爱的朋友们:海地大地震拉近了全地球人的距离。
Dear friends: Haiti earthquake has shortened the distance of the whole world.
在大地测量中,站点经常是互相距离很远,那么这种测量就比平面测量需要更精确的仪器和测量方法。
In geodetic surveys, the stations are normally long distances apart, and more precise instruments and surveying methods are required for this type of surveying than for plane surveying.
分子末端原子与探针的距离具有较大地自由度,不同的接触距离导致了分子的电流值有较大地差别。
The distance between the terminal atom and the probe of conduction atomic force microscopy is quite flexible, and the electronic transport properties of molecules are sensitive to the distance.
在土星轨道距离,也就是8.8亿公里距离上,粒子密度大大地加大了,因而进一步改变了Anomaly进入太阳系的引导力。
At the distance of Saturn's orbit or 880 million km, the particle density significantly increases thus further altering the vector of the Anomaly's entry into the solar system.
从模拟信号转向PWM可以极大地延长通信距离。
From the analog signal to PWM can greatly extend the communication distance.
从模拟信号转向PWM可以极大地延长通信距离。
From the analog signal to PWM can greatly extend the communication distance.
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