When the DPCA condition is not satisfied, the error of sampling position can be compensated by a linear phase in Doppler frequency domain.
在不满足DPCA条件时,采用在多普勒频域乘以线性相位的方法来实现平动补偿。
At last, the simulating and sampling position and pressure curves of the hydraulic system with the iterative learning PID controller are presented.
最后,给出了采用迭代学习PID控制器时,液压机滑块位移与系统压力的仿真曲线以及实际应用时的采样曲线。
Impacts of fertilization and sampling position on soil moisture and aboveground biomass of Medicago sativa were studied in a long term, in situ experiment.
基于苜蓿长期连续种植定位试验,研究了不同施肥与采样位置差异对苜蓿草地地上部分生物量和土壤水分的影响。
The effects of sampling position on low temperature impact property of the welds are obvious, and the impact energy of 1/2 plate thickness is lower than that of 1/4 plate.
冲击试样取样位置对焊缝冲击性能有明显的影响,板厚1/2位置的低温冲击功均低于1/4位置。
The vertical construction which can avoid deflection deformation is used. Data auto-sampling device is used in the measurement, so the sampling position is accurate and the sampling speed is high.
该测量仪采用立式回转轴结构,优点是避免产生挠度变形,提高了测量精度,该仪器采用数据自动采集装置,采样位置准确,速度快。
Factors influencing the tensile strength of polymerizer head sample were introduced, which included the sampling position, sampling direction, sampling quantity and the cross section shape of sample.
介绍了影响聚合釜封头试样拉伸性能的因素:取样部位、取样方向和取样数量及试样的横截面形状。
Position prediction algorithm is introduced to compensate the position error in the sampling time, or the extra torque ripple would be produced.
针对采样周斯内的位置误差会引起电机额外的转矩波动,本文引入了位置预测算法。
Sampling strategy, measurement errors and measured contour form features are all related to the uncertainty analysis for dimension, position and form error estimated.
轮廓的尺寸量、位置量以及形状误差估计值的不确定度与测量误差、被测轮廓的形状特征以及采样策略等有关。
The rotary driving circuit, position detecting circuit, and welding current sampling circuit of the high speed rotating arc sensor are introduced in detail.
详细介绍了高速旋转电弧传感器的旋转驱动电路、位置检测电路以及焊接电流采样电路。
The paper has proved theoretically and verified statistically by sampling that the distribution of the position error in arbitrary direction is Rayleigh Distribution.
本文从理论上证明并抽样统计验证了任意方向位置度误差服从瑞利分布;
The sampling system based on this method captures the gray scale image by linear CCD, and then processes the data and calculates the edge position by a microprocessor.
基于该方法的采集系统由线阵CCD 采集边缘的灰度图像,使用单片机来处理数据,并计算出边缘的位置。
In software design, rotor position capture, current sampling, the calculation of speed had been completed.
通过软件编程实现了转子位置捕获、电流采样、速度计算、电流调节、速度调节等。
The SNR of the parallel-collected images is relevant to the geometric shape and the position of the coil and is influenced by the reconstruction method and the sampling mode.
并行采集图像的SNR,不仅与线圈的几何形态和位置有关,还受重建方法及采样模式的影响。
Four methods of sampling in road and bridge construction are introduced in this paper. They are sampling of known distances, known horizontal angles, known elevations and plane point position.
本文简述了路桥施工测量中放样的四种方法:已知距离的放样,已知水平角的放样、已知高程的放样、平面点位的放样。
Thus, sensorless control strategy which only according the sampling of the current and voltage to estimate the rotor position and speed by specific methods will be widely applied.
因此,在一些特殊及精度要求不高的场合,由只根据采样电流、电压等易测量,通过特定方法估算转子位置和转速的无位置传感器控制策略将得到广泛应用。
For the 3-dimension geometric figures sampling, the first sampling-position was most likely located at the outline parts of the figures, and rarely at the center of gravity of the figures.
立体几何图形的取样策略研究中,被试的首视点落在轮廓部位的概率最大,落在重心的概率极小。
For the 3-dimension geometric figures sampling, the first sampling-position was most likely located at the outline parts of the figures, and rarely at the center of gravity of the figures.
立体几何图形的取样策略研究中,被试的首视点落在轮廓部位的概率最大,落在重心的概率极小。
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