AIM: To observe the clinic significance of A-ultrasonic eye axis measurement of silicon oil eye.
目的:探讨硅油充填眼a超眼轴测定的临床意义。
The results show that the measurement volume with off-axis of the LDA-probe has different performance from that with on-axis probe.
结果表明,LDA探头非垂直布置时,测量控制体具有与垂直布置时不同的性质。
These tests are performed with the axis of rotation passing through the CG to minimise measurement errors.
这些试验都需要轴转动通过重心,以最大程度地减小测量误差。
The measurement of time first originated and is based on the earth's motion upon its axis.
时间的测量最早发源于地球围绕它的轴自转并以其为测量基准。
CCD far-field distribution measurement system with imaging and calibration techniques was established to measure the far-filed distribution along the slow axis of ld.
利用远场成像及标定对比方法,建立了半导体激光器慢轴远场分布的CCD测量系统。
The new method without movement paralleled with the axis of the gear makes the lead error measurement can share same generating system with profile measurement.
此方法不需要测头沿齿轮轴线方向的运动系统,利用齿形测量系统即可测量齿向误差。
It demands no circumstance requirements in common optical axis and is especially effective in flexibility measurement of bridge and cloverleaf junction.
该方法无需共轴光路的测量环境要求,特别适用于桥梁、高速公路立交桥的静载挠度测量等工程应用。
A new and practical three dimension measurement system names Cross Optical Axis Projector Grating system (COAPGS) is proposed in the paper.
提出了一种实用化的三维测量系统-交叉光轴投影光栅系统。
The measurement concerning the radial motion of an axis of rotation is one of among the key items of measurement in mechanical engineering.
回转轴径向误差运动的测量是机械工程测量中的重要项目之一。
When using encoder sensor in precise measurement, the shaking of rotation axis can cause change of output waveform of sensor and wrong count.
编码式传感器应用于精密测量时,由于旋转轴的晃动可能引起传感器输出波形的抖动,从而导致计数错误。
An optical micro-displacement measurement method based on elliptic spot and off-axis principle is proposed.
提出一种基于离轴法并采用椭圆光斑的光学微位移计量手段。
A method for roll angular error measurement of NC machine tool vertical axis was studied based on straightness measurement using laser interferometers system.
以激光干涉仪直线度误差测量为基础研究了数控机床垂直轴滚转角误差的检测方法。
In the paper, the theory of three-axis magnetic heading measurement with tilting compensation is introduced, and the cause of heading error is analyzed.
介绍了倾斜补偿下三轴磁航向测量的基本原理,分析了航向误差的形成原因。
An axis external circle simulates a reference shaft line to realize the principle of the measurement of the plane to the symmetrical characteristic of the reference axis.
以轴外圆模拟基准轴线实现面对基准轴对称度测量的原理。
And basing on the three-axis motorized turnable, we build a measurement system for measuring the view angle of laser-guide device.
并以三轴电控转台为基础,用以搭建一套测量导引头上激光视场角的测量系统。
It has innovation in the control of vertical measurement about mainly axis and steel template location.
关于主体建筑的主要控制轴线竖向引测及钢模板定位技术具有创新性。
This paper introduces the measurement of the parallelisms for line and flat to space turning spindle axis. The measuring error is analysed also.
本文介绍一种线、面对空间回转轴线平行度的测量方法,并进行了误差分析。
The principle of holographic ct measurement is introduced briefly, and to the reconstruction of axis symmetry field measured by optical ct, zoned method is discussed.
简要讨论全息CT测量原理,针对光学CT测量中轴对称场的重构问题讨论了环带法。
On the basis of the mathematical model of AC induction motor in two phase axis system, the static measurement of electrical parameter for AC motor is completed using pulse voltage and pulse current.
根据交流感应电动机在两相静止坐标系上的数学模型,采用脉冲电流法、脉冲电压法实现了对交流电动机电气参数的静态测试。
Also the radial and axis Zn concentration distribution measurement by infrared transmission spectroscopy offer important references for concentration uniformity control.
另外,对锭条上不同方位的晶片进行径向和横向面分布红外透射光谱测量,可为组份均匀性控制提供依据。
Roof Support elevation, the axis displacement and cross-deflection, the measurement made by the record.
屋架支座的标高、线位移、中挠度,经测量做出记录。
An analysis is given to the effect of centering error of the mechanical mounting of the master ball in a digital measurement upon the radial motion polar plot of an axis of rotation.
本文主要分析采用数字式测量时,标准测试球的安装偏心对回转轴径向误差运动圆图象的影响。
Type KAS-3 integrated multiparameter device allows dynamic measurement on rotary kiln axis, tyre clearance and diameter, supporting roller position and diameter.
K AS - 3型集成式回转窑轴线多参数测量仪,能在生产中对回转窑轴线、轮带间隙及直径、托轮位置及直径多参数进行动态测量。
It has the merit of clear for explanation, prone to understand and use, thus supply us with a powerful tool for the exploring of new automatic multi-axis machining or measurement devices.
该方法具有意义明确,方法简便,易于理解和使用的特点,为自主开发多轴联动加工、测量设备提供了有力工具。
Last, the error of the measuring system is being analyzed, and results show that the cross-axis sensitivity of the sensor and the temperature affect the measurement little.
最后,对测量系统中的误差进行了分析,结果表明传感头的横向响应和温度对测量的影响均不明显。
The utility model will generate no surcharge force along the motor axis line in the process of inflating which will not affect measurement results, thus enhances the thrust measurement accuracy.
本实用新型的供气管在充气过程中沿发动机轴线上不会有附加的作用力产生,因此不会影响测量结果,从而提高了推力测量精度。
A particular arrangement of transmitters and receivers used in the electromagnetic propagation measurement in which the dipoles used as sensors are oriented along the axis of the tool.
电磁波传播测井仪器中发射器与接收器的一种特殊排列方式。
A particular arrangement of transmitters and receivers used in the electromagnetic propagation measurement in which the dipoles used as sensors are oriented along the axis of the tool.
电磁波传播测井仪器中发射器与接收器的一种特殊排列方式。
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