将柔性坐标系引入经纬仪工业测量中，使其系统自定位不再受仪器整平误差和相对定向误差的影响。
Flexible coordinate system is introduced into theodolite industrial measurement, so there arent errors of instruments levelling and relative orientation in self locating of the system.
陀螺全站仪定向中，仪器常数的稳定性直接影响到定向结果的可靠性。
The stability of apparatus constant will directly influence on the stability of the result in the orientation of gyrotheodolite.
在一个大系统中，由于本体的运动，必然对装在其上的一些需要定向工作的仪器设备产生扰动。
In a large system, some directional working instruments inside a body are disturbed with the movement of the body.
本文介绍了一种用于实验室检测纸页纤维定向结构的新型仪器，分析了该仪器的基本原理、主要用途及对纸页抗张挺度检测的意义。
In this article, the principle and application of a new kind of instrument used to test the tensile stiffness index and fibre orientation distribution on a paper sheet were introduced.
现在，许多油气井都是定向钻井。起初，在非垂直钻井情况下，测井家不得不将测量仪器嵌接在钻杆上而进行测井。
Many modern oil and gas wells are drilled directionally. At first, loggers had to run their tools somehow attached to the drill pipe if the well was not vertical.
电子式定向仪由井下仪器及地面处理设备组成。
Electronic directional drilling system consists of downhole tool and sur - face data processing equipment.
结合仪器的特点，对用于上架式陀螺经纬仪的逆转点定向方法进行改造，提出了逆转点定向方法在下架式陀螺经纬仪中进行观测的原理和方法。
Reform the definite orientation method used for up the pose gyrotheodolite, put forward the principle and the method of converse point to definite orientation at under the pose gyrotheodolite.
结合仪器的特点，对用于上架式陀螺经纬仪的逆转点定向方法进行改造，提出了逆转点定向方法在下架式陀螺经纬仪中进行观测的原理和方法。
Reform the definite orientation method used for up the pose gyrotheodolite, put forward the principle and the method of converse point to definite orientation at under the pose gyrotheodolite.
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