加权

It has important theoretical significance and practical value for promoting level of environmental management and ecotype small town construction.

以海林市2005年实际发展状况为例，通过对比分析指标标准化法、最大隶属度和加权平均三种综合评价的优缺点，筛选与确定加权平均法为最优方法，并验证了本文提出的生态小城镇评价指标体系的可行性。

A new algorithm,which is called " weighting method of compensation " for exponential curve of acceleration and deceleration in CNC,is developed.

提出了数控系统中一种新的指数升降速控制曲线算法-加权补偿法，该算法用加权平均及权值修正技术，解决了数控系统中指数升降速控制曲线不能任意动态调整的难题。

To comparison with weighting method for each missing proportion, we observed presentation of number of factors, eigenvalue, main factor variables, and factor loading.

针对每一种加权方法，以逐笔不同缺失比例，我们将比较不同的加权方法及因子个数、特徵值、因子主要变项、因素负荷的表现。

The ADWM filter has the features of directional filter, which is especially effective at preserving edges, and the features of center weighted median filter, which can reduce random noise, and moderate amounts of impulsive noise also, to some extent, as well as preserve the details via adaptively determining the weight of the center pixel according to the lowest variance of pixels within all the sub-windows.

ADWM滤波器既有定向滤波器的特征，也有中心加权中值滤波器的特征。定向滤波器可以有效保持边缘，而中心加权中值滤波器对减少随机噪声尤其有效，同时也能在一定程度上减少冲击噪声的数量，并根据子窗口内像素的最低方差自适应地调整中心像素的权值以保持图像的细节。

The ADWM filter has the features of directional filter, which is especially effective at preserving edges, and th e features of center weighted median filter, which can reduce random noise , and moderate amounts of impulsive noise also, to some extent, as well as p reserve the details via adaptively determining the weight of the center pixe l according to the lowest variance of pixels within all the sub-windows.

ADWM滤波器既有定向滤波器的特征，也有中心加权中值滤波器的特征。定向滤波器可以有效保持边缘，而中心加权中值滤波器对减少随机噪声尤其有效，同时也能在一定程度上减少冲击噪声的数量，并根据子窗口内像素的最低方差自适应地调整中心像素的权值以保持图像的细节。

Studied present measuring methods" advantages and disadvantages, and presented the necessity and importance of researching propellant transient heat transfer.2.according to 130 and aeronautic 90 rocket projectiles" structure, analysed and acquired physical and mathematical models for propellant transient heat transfer, also designed propellant temperature field simulation units for test.3.acquired discrete transient heat balance equation and temperature calculation program, and gave contrasting curves between experimental temperature values and program calculating temperature values as well as maximum errors and average square root errors between them.4.by programs based on the first class boundary condition, worked out temperature distribution in propellant temperature field simulation units at different time, analysed temperature field distribution law and main elements affecting heat transfer, acquired propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.5.established transient heat transfer mathematical model and temperature calculation program for the third class boundary condition, drew contrasting curves between temperature experimental values and calculation values and gave maximum errors and average square root errors between them, got temperature distribution in the simulation unit at different time and main elements affecting heat conduction, figured out propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.

分析了现有测试方法的优缺点，提出了研究推进剂瞬态导热的必要性和重要性。 2。根据130和航90两种火箭弹的结构，分析得到了推进剂传热的物理模型和数学模型，设计了推进剂温度场模拟实验装置。 3。得到了离散形式的瞬态热平衡方程和温度场计算程序，给出了实验温度与程序计算温度值的对比曲线及其最大偏差与均方差。 4。利用程序求出了第一类边界条件下、不同时刻推进剂温度场模拟装置中的温度分布，分析了温度场的分布规律和影响传热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处的温度时间曲线并给出了两者之间的最大偏差与均方差。 5。建立了第三类边界条件下的瞬态导热数学模型和温度计算程序，求出了温度实测值与计算值的对比曲线并给出了两者之间的最大偏差与均方差，得到了不同时刻温度场模拟装置的温度分布与影响导热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处温度及两者之间的最大偏差与均方差，讨论并确定了能代表130和航90推进剂温度的特征点的位置。

The directivity gain was 6dB using the optimal weighting for four components vector sensor.

对于四输出分量的矢量传感器来说，声压和振速加权处理在各向同性噪声场中可以获得4.8dB的空间指向性增益，最优加权处理可以获得6dB的空间指向性增益。

It uses a fragmental ladder function to substitute a linear function of MLFD.

采用非等间隔的阶梯加权函数取代了MLFD中的线性加权函数。

Two amelioration operators were developed, such as the triangular intuitionistic fuzzy numbers weighted arithmetic average operator, and the f interval-valued intuitionistic fuzzy numbers weighted geometric average operator.

定义了三角和区间直觉模糊集的一些运算法则，给出了直觉模糊集两个改进算子，即三角模糊数加权算术平均算子和区间直觉模糊数加权几何平均算子。

B, Sagittal T2-weighted image reveals persistent signal hypointensity resulting from hemosiderin deposition

A 足矢状T1-加权图像显示中足周围组织反常信号减低； B 矢状T2-加权图像显

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。