Study and design to the parametric loudspeaker system include the contents of two respects: software and hardware.
对参量扬声器系统的研究和设计包含了两个方面的内容：软件和硬件。
Audio directional loudspeaker is a novel loudspeaker which can generate an audio signal with high directivity by utilizing the parametric array principle.
声频定向扬声器是利用参量阵原理，产生高指向性声频信号的新一代扬声器。
It has developed the parametric residual deforming FEA in crankshaft rolling process.
二次开发了参数化曲轴滚压加工残余变形的有限元分析。
Examples are used for introducing the method for establishing the parametric parts library.
并通过实例介绍了构建参数化零件库的方法。
The geometric meaning for the parametric equation of ellipse is a familiar thing (See example 1).
椭圆的参数方程的几何意义是众所周知的(见例1)。
Finally it summarizes the traits of problems which are suitable for using the parametric equation.
最后总结了适宜用参数方程解题的题型特点。
We consider that divisional control of the coolant temperature is a way to improve the parametric sensitivity.
提出分段控制冷剂温度是改进参数敏感性的途径之一。
Based on the parametric design of fair curve, the parametric design method of hull form is presented in the paper.
基于光顺曲线的参数化设计，提出了参数化的船型设计方法。
The feasibility and correctness of the parametric design for hydropneumatic recuperator are validated by an example.
通过实例验证了对复进机参数化设计的可行性和正确性。
The results show that the ion beam has an important influence upon the parametric instability excitation in plasma systems.
结果表明：离子束对等离子体中参量不稳定性的激发有极重要的影响。
This paper studied the effects of uniform magnetic field on the parametric instability of jet with pulsating basic velocity.
该文研究了均匀轴向磁场对含脉动速度射流参数稳定性的影响。
Based on the parametric method, this paper comprehensively evaluates the main agricultural soil in Dongtai, Jiangsu Province.
本文运用参数法，对江苏省东台市主要农业土壤肥力进行综合定量评价。
Numerical analysis draws the general conclusions on the parametric sensitivity about dynamic characteristics of cable-stayed Bridges.
通过对一斜拉桥的数值分析，得到了关于斜拉桥动力参数敏感性的一般结论。
This method presents the parametric expressions for the gain matrices and the left eigenvector matrix of the high-order PI observers.
该方法给出了该类观测器的增益矩阵和左特征向量矩阵的参数化表达式。
This paper describes the geometric meaning for the parametric equation of hyperbola and parabola, respectively (see examples 2 and 3).
本文将分别对双曲线、抛物线的参数方程阐述几何意义(见例2、例3)。
There inevitably exist the parametric uncertainty and unstructured uncertainty due to the complex dynamics of flexible-link manipulators.
由于柔性机械手具有复杂的动力学模型，因此不可避免存在参数不确定性和未建模动态。
By the parametric potential energy variational principle, the analytic solution of expansion problem of granular material pile is obtained.
利用参变量最小势能原理，求出了散体材料桩扩张问题的解析解。
Based on above results, the comparison on the return to scale and output elasticity that DEA and the parametric approach offer is presented.
并依据上述结果，比较分析了DEA方法和参数方法在生产规模报酬率和产出弹性测量方面的差异。
The randomly weighted least square estimator (RWLSE) for the parametric component in semi-parametric regression models was mainly discussed.
主要考虑了同方差型的半参数线性回归模型中参数的随机加权最小二乘估计（RWLSE）。
This paper deals with the linear programming of absolute values, and USES it to solve the parametric estimated value of regressive equations.
讨论了绝对值线性规划问题，并利用它解决了回归方程的参数估计值。
Based on the parametric equation, an interpolation algorithm for parabola in CNC system is proposed, interpolation time and error are analyzed.
基于参数方程，推导出了CNC系统中抛物线插补的一种方法，并对该算法进行了实时性和误差分析。
As soon as the parametric representation of the sculptured surface is known, the NC machining path on it is determined for the nonspherical cutters.
只要已知被加工曲面的参数表达式，就可运用点涉法在该曲面上生成非球面刀的数控加工轨迹。
The properties of the output optical image are investigated by taking squeezed coherent states as the input image in the parametric image amplifier.
取压缩相干态作为参量图像放大系统的输入像，研究了输出光学像的性质。
The amplitude frequency response curves and their frequency properties of the parametric resonances are investigated by using the method of numerical analysis.
用数值方法分析了各种参数共振的响应曲线，其存在区域以及响应频率与脉动流频率之间的关系。
The kind of virtual simulation provides basis for the verification of dynamic and static interference, path planning, and the parametric design of the grinder.
文中的虚拟仿真与分析也为机床结构设计中的动静态干涉、轨迹规划的合理性及参数设计的合理性评价提供了依据。
In this paper, the new approach, the parametric adaptive open-plus-closed-loop control, is proposed to deal with this kind of problem and the robustness is proved.
为了解决这个问题，本文提出了一种新的控制方法——参数自适应开闭环控制，并证明了这种方法具有鲁棒性。
For the problem of low efficiency of bus framework modeling, this paper, based on the analysis of the characteristics, proposes the parametric modeling technology.
针对客车承载结构建模效率低的问题，提出了基于特征分析的参数化建模技术。
This dissertation also does research on the application in estimation of communication signals' carrier offset and symbol rate with the parametric statistical method.
本文还研究了参数统计方法在估计通信信号的载波频偏和码元速率中的应用。
In this paper, the parametric measurement, the control method and the research on equipment in mining and mineral processing for beach placer are described in detail.
本文详细叙述了海滨砂矿采选工艺中这些参数测量及控制的方法和设备的研究。
In this paper, the parametric measurement, the control method and the research on equipment in mining and mineral processing for beach placer are described in detail.
本文详细叙述了海滨砂矿采选工艺中这些参数测量及控制的方法和设备的研究。
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