数值模型运行开始参数灵敏度较小,随着计算水位降深值的增大,其灵敏度值呈增加趋势。
The parameter sensitivity is lesser at the initial stage of model operation, and with the increase of drawdown of the calculated water levels it exhibits an increasing tendency.
声学-结构灵敏度用于预测结构辐射声压随结构设计变量的变化,该值对结构降噪设计有重要意义。
Acoustic-Structure sensitivity is used to predict the change of acoustic pressure when structure design variable was changed, which is significance for reducing noise of structure.
比较了用两种检查方法检测的灵敏度、预测值、准确度。
The sensitivity, predictive value, and accuracy of both detection methods were compared.
荧光强度282作为诊断恶性肿瘤的临界值,则其检测灵敏度和特异度分别为80%和72%。
The fluorescence intensity of filtrating malignancy was 282, and the sensitivity and the specificity were 80% and 72%.
说明振动开关的设定值在调试时可以调整到最大灵敏度。
Note Set point for vibration switch is adjusted to maximum sensitivity during commissioning.
这种传感器具有很高的灵敏度和分辨力,有较高的线性度和示值稳定性。
This displacement transducer not only has high linearity and stability of indication, but also has much higher sensitivity and resolution.
以较高的灵敏度和抗干扰能力测得了扩散型真空电弧的弧后电流值;
It is suitable for diffused vacuum arcs and of fairly high sensitivity and good anti-interference ability.
本文利用数学定理和新的灵敏度定义给出特征值和特征向量导数的精确解。
The exact solution of derivatives of eigenvalue and eigenvector is presented by utilizing the mathematical theorem and new definitions of sensitivities.
在非轴对称的情形下,利用四个平衡电极来进行补偿,并通过灵敏度法来求得四个平衡电压值的大小。
Four balancing electrodes are used to compensate the asymmetry and the sensitivity method is used to calculate the balancing voltage.
在高温标定时,采用与传感器灵敏度C有倒数关系的K 值作为传感器的特征系数,给使用者带来方便。
For the calibration in high temperature, the K which is re-lated to the reciprocal of sensitivity C of the sensor is adopted as charat-eristic factor, which brings convenience to users.
结果表明:元件的灵敏度较高、湿滞较小,元件的电容值和阻抗值随频率与相对湿度而变化。
The results show that the sensor has high sensitivity, small hysteresis. The capacitance and impedance of the sensor vary with the relative humidity and the frequencies.
结果表明阳性血清的响应值与阴性血清的噪声值之比均大于4,可用于输血四项指标的同步检测,其检测灵敏度略高于ELISA法。
Results showed that respond of the positive serum was 4 times higher than negative serum and its was better than ELISA a little sensitivity.
采用此种方法可以调整称重传感器的灵敏度到期望值,并缩短传感器在标定机上的标定时间,降低传感器的标定成本。
The load cell sensitivity can be adjusted to requirement by this method, therefore the time of the load cell on the calibration equipment and cost are reduced.
文章简述了压缩式压电加速度传感器的结构原理和灵敏度的幅度值线性度问题。
The construction of compression piezoelectrical sensors and amplitude value linearity of axial sensitivity are described.
本文分析了在应用V型槽确定基准灵敏度情况下,应注意K值选择和端角反射对检测结果的影响。
The paper analyzes the regarding of K value choice when applying type V groove to determine sensitivity, and the influence of block corner reflection on detection result.
网络的灵敏度取决于权值的变化。
根据闭环系统补灵敏度函数的最大值,从频域角度设计了滤波时间常数,以保证系统具有一定的鲁棒性。
According to the maximum magnitude of the complementary sensitivity function, the filter time constant is calculated to assure the robustness of system.
电力系统小干扰分析中,特征值对参数的灵敏度定量地提供了参数影响的程度和趋势。
In small signal stability study of power systems, eigenvalue sensitivities with respect to parameters quantitatively provide the influencing magnitude and trend.
通过灵敏度分析确定各主要参数的变化范围,经过优化分析得到各个参数的最优值。
The variation of the main parameter can be determined after sensitivity analysis. The optimized result of these parameters can be obtained by optimization study. At last the optimized …
采用矩阵的奇异值分解原理,对曲面最佳适配的灵敏度矩阵进行分解,得到不确定度参数与测点随机误差的关系表达式。
The sensitivity matrix was then decomposed by singular value decomposition (SVD) method, and the relationship between the surface geometric errors and the uncertainty parameters was formulated.
胆管内或肝门区肿块、肝脏直接侵犯征象诊断胆管癌的灵敏度为100%,阳性预测值分别为20%和25%。
The sensitivity of mass on or in biliary duct or hepatic hilar area and liver invading of tumors was 100% but the positive predictive value were 20% and 25%, respectively.
并通过电流退火,电流化学镀和调节驱动电流幅值来增强复合丝的GMI效应和磁场灵敏度。
Furthermore, the GMI effect is enhanced and magnetic sensibility is improved by current annealing, deposition with dc current and adjusting the driving current amplitudes.
研究基于边界约束刚度修改的振动值灵敏度问题。
In the paper, boundary stiffness sensitivity of eigenvalues is studied.
本文提出了系统特征系数灵敏度的概念,导出了特征系数灵敏度与特征值灵敏度间的关系。
A new concept, characteristic coefficient sensitivity, is introduced. The relationship between it and eigenvalue sensitivity is also given.
然后在所说磁共振图像的像素和体素的各个位置根据像素和体素值对于对应的激励触发角的依赖关系计算所说空间灵敏度分布。
The spatial sensitivity profiles are then computed in the positions of the pixels or voxels of the MR images based upon the dependence of the pixel or voxel values on the respective flip angles.
依据特征值灵敏度对系统状态矩阵A重新排序,仅保留与特定模式强相关的发电机组,使矩阵维数得以降低。
The matrix A is rearranged by eigenvalue sensitivities, and reduced in dimension with only the strong correlation generators reserved.
对不同阈值灵敏度设定所探测到的缺陷进行剖伤分析,根据分析结果,建议修改GB5126-85标准第5.3条及第5.6条,以确定涡流探伤阈值设定唯一值的选择方法。
Those defects detected with different sensitivity are analyzed. According to the results from analysis, it suggested that both item 5.3 and 5.6 of standard GB5126-85 should be revised t…
以导电聚苯胺为电极材料,考察了聚苯胺电极对CIO-离子的响应信号值、响应灵敏度及测试结果的稳定性。
Response current value, response sensibility and stability of measurement were investigated for CIO - 1 ion with conducting polyaniline was used as working electrode.
以导电聚苯胺为电极材料,考察了聚苯胺电极对CIO-离子的响应信号值、响应灵敏度及测试结果的稳定性。
Response current value, response sensibility and stability of measurement were investigated for CIO - 1 ion with conducting polyaniline was used as working electrode.
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