详细地讨论了微分吸收激光雷达测量气体密度时中心频率的漂移所引起的测量误差。
The measurement error of differential absorption laser radar caused by the shift of its center frequency in measuring atmosphenc density has been discussed particularly.
基于虚拟仪器技术实现了I - V曲线和微分电导的自动化测量系统。
Based on virtual instrument technology, automatic measurement systems for measuring I-V curve and differential conductance were realized.
微分动作(字母d表示)测量并对过程信号变化率进行反应，调整控制器的输出以达到最小的突出峰。
Derivative action (referred to by the letter d) measures and responds to the rate of change of process signal, and adjusts the output of the controller to minimise overshoot.
为了抑制噪声的影响，应用交流技术开发了有更高精度的锁相微分电导测量系统。
In order to depress the noise, a lock-in differential conductance measurement system is designed.
本文提出了一种利用梯度的方向信息，对微分图象进行细化，并确定一测量函数进行边缘点连接，以实现图象边缘检测的方法。
An edge detecting method for digital image is proposed using direction information of the gradient to thin off the differential image and defining a measuring function to link the edge points.
利用微硅陀螺测量的数据，运用过程辨识理论和时间序列分析方法，建立了陀螺静态漂移的自回归（AR）模型，进而得到连续微分方程。
Based on measured data of micro silicon gyro and time-series theory, the AR model of gyro static drift is established, then the continuous-time differential equation is got.
常用的指导方案确定测量系统选用接地信号源的微分或NRSE测量系统，以及未接地信号源的RSE测量系统。
The general guideline for deciding which measurement system to pick is to measure grounded signal sources with a differential or NRSE system, and floating sources with an RSE system.
本文报导了一种液体探针表面光电压微分谱测量方法。
In this paper a method of measuring differential surface photovoltage spectrum with liquid probe has been reported.
针对上述情况出现了很多带电测量输电线路零序互感参数的新的理论和技术，包括干扰法、增量法、微分法、积分法等。
Theories and technologies of live line measurement have appeared, including the interference method, the incremental method, the differential equation method and the integral equation method.
测量了角响应、径向微分响应、能量响应及球腔内中子计数率分布，并估算了有效中心。
The angular response, the radial differential response, the energy response and the distribution of neutron counting rate inside sphere cavity are measured, and the effective centre is estimated.
提出了一种基于数字微分和拉格朗日插值的系统频率快速而准确的测量算法。
An algorithm for power system frequency measurement based on numerical differentiation and central Lagrange interpolation is presented.
同时介绍了微分膨胀系数的测量方法及其测量不确定度。
Measuring method for differential coefficient of expansion and the standard uncertainty is introduced as well.
得到了一些有实用价值的结论，为进一步实现微分干涉相衬显微技术对生物细胞的定量测量奠定了基础。
Above this working, some valuable result is got and this will be useful in promoting the technique in biological cell's quantitative measurement.
简述了MD 1721型矢量示波器的工作原理和自检方法，微分增益失真dg和微分相位失真dp的测量方法。
This article simply introduces the work principles self-checking methods differential gain distortion DG differential phasic distortion DP of MD1721 Model Vector Oscollograph.
通常通过对跨线测量各种近似公式全微分得到近似的误差公式。
Generally, the error formula of over-wire measurement is derived from an approximate formula.
以直管科里奥利质量流量计为研究对象，给出被测流体脉动时测量管的振动微分方程，讨论了方程的求解过程。
The vibrational equation of the tube was given with the straight tube Coriolis mass flow meter as the investigated object, and the solving process is discussed.
用这种新的自洽的相对论微观光学位我们进一步讨论了核子-核散射的微分截面和自旋观测量。
The cross section and spin observables of the nucleon-nucleus scattering are studied with this new self-consistent relativistic microscopic optical potential.
对于径向分辨率好或高的测量结果而言，其径向微分几何因子在与仪器一定距离的位置有一个尖峰。
A measurement with good or high radial resolution will have a sharp peak in the radial differential geometric factor at some distance from the tool.
它的主要优点是：可以用微分筒一端和表头一端分别是进行工件尺寸的测量。
Their main advantage is that the measurement of the dimensions of workpieces can be made either by means of the dial indicator or by means of the micrometer head.
介绍一种新的数值方法，并用于平面电磁场离散测量数据的再现与微分。
A new numerical method is presented for representing and differentiating discrete electromagnetic field data measured.
用一种新的数值方法再现微分平面向量场离散测量数据。
A new numerical method is developed and demonstrated for representing and differentiating discretely measured vector-field data.
本文基于高精度绝对式光电轴角编码器，提出采用二阶跟踪微分处理的方法，以准确测量发射车起竖臂工作过程中的角加速度。
The reason of the error in axle-angle position coder for precision tracking and instrumentation radar is analyzed in this paper, and the concrete measures of controlling the error are also proposed.
利用ANSYS软件包，通过求解磁矢量微分方程，确定了磁感应强度在空间的分布，计算结果与实际测量数据进行了对比。
Using ANSYS software, the spatial distribution of magnetic flux density around the furnace body was simulated. The simulation data were compared with measured ones.
本发明所提供的微分极化电阻测量方法和测试仪克服了现行线性极化测量技术的缺点，而且还可以提高测量速度。
This measuring method of differential polarization resistance and the measuring device overcome the defect of linear polarization measurement, the measuring rate is increased.
提出了对图像数据进行一阶微分并求其局部重心点作为其边缘特征点，以提高测量稳定性和测量精度。
It gets the first order differential of the image data and acquires its local center of gravity as characteristics of the edge so as to improve the accuracy and stability.
建立了基于全微分理论的姿态测量机构坐标参数误差模型，实现机构运动学参数的优化设计。
The kinematic parameters were optimized according to the error model which was obtained by total differentiation.
光散射源测量的基本原理，研制的微分散射分布测量系统与两个实验结果。
The system of measuring whole-space angular distribution of scattering based on the given theory is clearly described. Two experiments and their results are presented.
可以证明本系统的这种观测量是伺服阀的负载压力，而所谓补偿器是一个一阶微分环节，因而容易实现。
It also testifies the intermediate variate in the system is servo valve loading pressure ; compensator is a first derivative element.
可以证明本系统的这种观测量是伺服阀的负载压力，而所谓补偿器是一个一阶微分环节，因而容易实现。
It also testifies the intermediate variate in the system is servo valve loading pressure ; compensator is a first derivative element.
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