1、

For the AVEN, optimized design and analysis programs were developed, methods to set up mathematical models and optimizing objective were deduced in the paper.

针对某轴对称矢量喷管,开发了优化设计程序,给出了建立数学模型、选择优化设计目标函数的一般方法。

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2、

Under the assumption that assets liquidation income obeys logarithm normal distribution and fitting distribution, the safety debt scale of nonperforming asset pool was deduced conversely while controlling the default probability.

假设资产变现收入在对数正态分布和拟合分布下,控制违约概率倒推不良资产池的发债规模,从理论上解决了安全发债规模的确定问题。

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3、

From this we deduced a linear programming model, present a synthetic assessable value, and at last select the optimal alternative.

最后通过求解一个线性规划模型,给出了各个方案的综合评价值,从而选出最优方案。

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4、
5、

The vacuum effect on diffractive/ refractive hybrid apochromatic optical system has been studied for the first time, the formula of the pressure corresponding to the effect of image plane is deduced.

首次研究了空间真空环境对衍/折射混合复消色差光学系统的影响,推导了压力变化对衍/折混合光学系统像面漂移的公式。

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6、

Based on the limit equilibrium theory and the hypothesis of planar sliding surface, a formula for calculating the angle of shear failure was deduced considering cohesion and cut slope angle.

基于极限平衡理论及平面滑裂面假定,在考虑土黏聚力及放坡角度的基础上,推导了平面滑裂面剪切破坏角的数学表达式。

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7、

The detection and reconstruction of wavefront by Lateral Shear Interferometer ( LSI) and Hartmann Wavefront Sensor ( HWS) have been deduced analogically and simulated numerically.

对横向剪切干涉仪和哈特曼波前传感器的波前探测和复原进行了类比推导和仿真计算。

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8、

The ambipolar diffusion coefficient of charged copper species in copper vapor laser is theoretically deduced.

推导了铜蒸气激光器带电粒子的双极扩散系数。

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9、

Researched the theory that was used to deduced the dynamic parameters by sinusoidal alternative strain-stress test system, at the same time, the method characteristic extraction was researched.

研究了果蔬物料由正弦交变应力-应变试验获得动态力学特性的理论及动特性参数提取的方法。

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10、

Based on the diffusion theory of turbulence and similarity theory the similarity laws of air entrainment for model test of aerated flow are deduced.

根据紊动扩散理论和相似理论导出了掺气水流试验的9个模型相似律。

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11、

According to the fuzzy mathematical method. the authors deduced a fuzzy optimized model for forecasting the damage level of the first generation of agrotis ypsilon ( rottemberg).

应用模糊(Fuzzy)数学方法,对第一代小地老虎危害程度的Fuzzy优选预报模型及其应用进行了研究。

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12、

In addition, the actual fluctuation of key dimension which affects compression ratio is analyzed and tolerance-cost model is deduced, the tolerance optimization program is raised.

另外,分析了影响该发动机压缩比的零部件尺寸实际波动情况,建立了相关的公差-成本模型,并提出了公差优化方案。

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13、

By using complex amplitude to describe sound field distributing, acoustic lens pulse response is deduced in theory, and function imaging of biological tissue is obtained.

以声场复振幅来描述声场分布,根据基尔霍夫衍射理论,从理论上推导了声透镜的脉冲响应,并通过实验得到了生物组织的功能成像。

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14、

It has put forward a imaging method of acoustic lens using photoacoustic signal and according to the Kirchhoff diffraction theory we deduced pulse response of acoustic lens.

光声信号声透镜层析成像方法的提出,并依基耳霍夫衍射理论推导了声透镜的脉冲响应。

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16、

Working principles of Buck chopper for regulating circuit and LCC series-parallel resonant circuit in the CCM work mode were analyzed using the fundamental wave analysis method, and the converter steady state model were deduced as well as the detailed design process and calculation method.

针对Buck调压电路和LCC串并联谐振电路在CCM工作模式下,分析其工作原理,采用基波分析法推导变换器稳态模型,给出详细的设计计算方法。

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17、

The local un stability failure condition after stability failure is deduced by energy principle.

从能量的观点出发,推导出了岩石发生稳定破坏后区仍有局部失稳破坏发生的条件;

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18、

By the method of matrix optics, the waist width and imaging distance of Gauss beam through the self-focusing micro lens system and the double plan convex lens coupling system are deduced.

利用矩阵光学方法,分别推导了高斯光束经双平凸镜耦合简和自聚焦微透镜两种耦合系统聚焦后的束腰宽度和像距的计算公式。

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19、

The mathematical model treated by the computer can be deduced for the equilibrium condition of coplanar arbitrary force system.

在平面任意力系的平衡条件的基础上,推导出可以由计算机处理的数学模型。

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20、

Combined with the traditional textile technique theory, characteristic parameters ′ calculation formulae of end-section were deduced under the retracing cosine curve model.

最后基于对余弦折回曲线的分析,利用数值模拟证实余弦折回曲线在干纱缠绕圆柱壳体预成型中有利于高速加工;

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