A discussion on the attainability problems for a class of bilinear systems

The application research of GIS attainability analysis in city commerce net site

NET的嵌入式考勤系统。GIS可达性分析在城市商业网点中的应用

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As a matter of fact, the factors affect the ratio through influencing the boy preference and the attainability of the B-ultrasonic.

事实上，这些因素通过影响男孩偏好和B超的可获得性而影响出生性别比。

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Without cooling the gain medium in liquid nitrogen or using gratings and complex, expensive devices, this fiber laser has the advantages of being simple and easily attainable at a low cost.

这种装置无需将增益介质放在液氮中，也不需要多个光栅选频或其他复杂而昂贵的器件，具有结构简单，易实现和成本低等优点。

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The two decades of development will serve as an inevitable connecting link for attainting the third-step strategic objectives for our modernization drive.

这是实现现代化建设第三步战略目标必经的承上启下的发展阶段。

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Privacy-preservation computational geometry is one of research field of secure multi-party computation. Attalla and Due had do some work in privacy-preserving geometric computations. They mentioned many specific problems of geometric computations, and proposed a research framework in this field.

安全计算几何问题也是安全多方计算的一个研究领域，Du等人在该领域做了一些工作，提到了几何计算的很多问题，并且给出了该领域的一个研究框架。

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Attalla City Judge Kenneth Robertson Jr. ordered the two people to wear the signs for four hours each during two successive Saturdays.

阿塔拉城法官肯尼斯罗伯特命令这两人戴着告示在连续两个星期六各站四个小时。

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The source spectrum of small-moderate earthquake can be represented by theoretical "Brune" model, the geometric attenuation factor of whole path can be represented by three-segment geometric model.

中小地震的震源谱可以用布龙理论模型表示，传播路径中的几何衰减因子可以用三段几何衰减模型表示。

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As for the multi-floor propagation environment, the empirical attenuation factor model is introduced in order to provide some references for indoor field strength prediction and mobile network planning in multi-floor buildings.

对多楼层传播环境，给出经验性的衰减因子模型，为工程实践中多层建筑物的室内场强预测和移动网络规划提供参考。

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Concerned with the dynamic matrix control algorithm, this thesis mainly presents the following improvements: 1 The expected attenuation factor is introduced into the system control, which improves the constraints of the controller.

本文针对一般动态矩阵控制算法展开研究，做了以下工作：1在系统的控制输入中加入期望衰减因子，加强了对控制量的约束。

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The attenuation factor of longitudinal wave was changing linearly, whereas the attenuation factor of the slow shear wave kept nearly constant with a low frequency on the exploration seismic band.

纵波的衰减系数在地震频带内基本上呈线性变化，而横波的衰减系数在地震频带内除低频外基本保持稳定。

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Vertical profiles of radar reflectivity and specific attenuation factor are computed at 5,10,35 and 94 GHz using the Mie theory at rain rates below 12.5 mm/ h.

根据Mie理论，计算了降雨率小于12.5mm/h时，降雨融化层对5,10,35,94GHz电磁波的雷达反射率和特征衰减因子的垂直廓线。

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In this paper the theory and computation of finite element method is discussed for solving seismic response in anisotropic viscoelastic media, the relations between the attenuation factor and viscosity are presented.

本文论述准各向异性粘弹波动方程有限元数值解地震波响应的原理与计算方法，并给出地震衰减因子与方程中粘滞系数的计算关系式。

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Based on traditional attenuation factor method, the short-term energy and the short-term zero crossing rate of the speech signal is used to dynamically revise the mixing factor in the proposed method.

该算法在传统的混音衰减因子法的基础上，采用短时能量及短时过零率对混音的衰减因子进行动态修正。

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There are three filtering parameters that are very important, that is pulse length Δτ, band width Δω and attenuation factor Δα, the optimum values of which are determined by experiments.

在进行proni滤波时，有3个滤波参数至关重要，即脉冲长度Δτ、频带宽度Δω和衰减因子Δα，Δτ、Δω和Δα的最佳值要经实验认定。

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In this paper, the environment attenuation factor is introduced to the radar equation and the simulation results of the detection range of stand-off jamming based on weather conditions are given.

为此，本文将衰减因子引入雷达方程，仅就机载支援式干扰的电子对抗在受多种气象条件影响下的干扰暴露区计算进行仿真研究。

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Based on the Fourier transform analysis of saw tooth signal frequency modulation, the concept of power spectrum spread attenuation factor in the case of barrage jamming is presented.

首先通过对锯齿波调频的傅里叶变换，提出了阻塞式干扰下功率谱扩展衰减因子概念；

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By using the dynamic adjustment of mixing algorithm for mixed attenuation factor on the voice; overflow Comparison algorithm using "by a comparison" maximum output and large voice.

混音算法利用动态调节的衰减因子对混合后的话音进行溢出处理；比较算法运用逐位比较法输出最大及次大话音。

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Based on the above procedures, the warpage attenuation factor kl, diaphragm, curvature effect on warping torsion are analyzed. 3.

基于以上程序，分析了翘曲衰减因子k1、横隔板、曲率对翘曲作用的影响。

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The model testifies that attenuation factor and abnormal Q can be well tomography from it, which provide an efficient method to prospect gas and oil.

模型试算表明：它能对地层的品质因子和Q值异常很好的成像。这为预测地层的含油气性提供了一种有效的方法。

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The attenuation factor σ can be determined from the cell size of the mesh and s, and then the weighted function can be determined.

由确定的网格大小与s计算衰减因子σ，就可以确定加权函数。

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