| 1. | Secondly , the dissertation proves the binary width - modulated loop has linear character when the pulse width is not saturated 其次,证明了当不发生脉宽饱和时,二元调宽脉冲再平衡回路具有线性特征。 |
| 2. | It becomes an important operation significance to study the non - linear input - output model , because the economic system obviously shows the non - linear character 摘要经济系统时常表现明显的非线性特征,研究非线性投入产出具有重要的现实意义。 |
| 3. | According to the similar linear character of crack defects in shape , the crack defects can be accurately extracted from the image 该方法利用小波分解对突变信号的检测能力,结合裂纹缺陷在形态上近似于直线的性质,将裂纹缺陷从图像中准确提取出来。 |
| 4. | Relations of factors in port system are nonlinear . classed forecast method is difficult using nonlinear system ; while ann ' s excellent non - linear character is applicable to the system 港口物流系统中各因素之间的关系大多是非线性的,经典的预测方法用于非线性系统预测有一定的困难,而神经网络具有优良的非线性特性,适用于非线性系统的处理。 |
| 5. | Since most of the general predicting methods are based on linear analysis , when it comes to non - linear cases they met many difficulties , while ann is competent for non - linear proceeding for its excellent non - linear character 经典的预测方法用于非线性系统预测有一定困难。而神经网络具有优良的非线性特性,特别适用于高度非线性系统的处理。 |
| 6. | According to the non - linear character of voltage signal during aluminum alloy spot welding , the nugget quality is quantitatively described by using the box counting dimension as the characteristic parameter for the first time 摘要针对铝合金点焊过程中电压信号的非线性特点,从分形理论出发,首次尝试利用盒维数作为特征量对点焊质量进行定量描述。 |
| 7. | In practical projects , the boundary shape irregularity of the lake , reservoir , river and estuary area and the non - linear character of hydrodynamic equation make it difficult to get the theoretical solution of the equation , so the numerical solution has to be the only a choice 由于实际工程中湖泊、水库、河流、河口区域边界几何形状的不规则,以及水动力学方程的非线性性质,使得理论分析解难以作出,只能求助于数值解。 |
| 8. | In chapter three , non - linear characters of evaluations system are analyzed by non - linear of systems , evaluation attributes and evaluation ways , which supply non - linear evaluation with theory basis . the quantification of attributes and the distribution of weight are indispensable in the evaluation of complex systems 目前对复杂系统进行评估主要采用线性方法,本文第三章从系统本质的非线性、评估指标的非线性、评估方法的非线性三个方面分析了评估体系的非线性特征,为非线性评估提供了理论依据。 |
| 9. | In addition , the computer method is proposed to get the stochastic pile capacity and the random optimum analysis is done in virtue of the genetic algorithm which can easily think over the influence of the randomness of pile capacity on the internal force of capping beam based on the thorough analysis about the primary factors influencing the randomness of pile capacity . an optimization program is worked out for the analysis which can consider the pile - soil - cap interaction and the non - linear character of the foundation soil 此外,本文对影响基桩承载力差异性的主要因素进行了深入分析,提出了基桩承载力随机生成的计算机方法,并采用遗传算法对承台梁内力进行随机优化分析,可方便地考虑基桩承载力随机性对承台梁内力的影响,并开发出能考虑桩?土?承台共同工作及地基土非线性特性的桩基承台梁内力优化分析程序。 |
| 10. | By the geometry parameters analysis , it was pointed that the distance between the outside annular and the most outside annular should be required to ensure the structure ' s stiffness ; with the increase of height h between the inside annular and outside curve equation , the stiffness would be enhanced ; when the h became very big , the structure presented the linear character , so the structure was n ' t easy to yield ; the sizes of long axis and short axis had the important influence to the structure ' s nonlinear performances and with the increase of span ; the structure presented the strong nonlinear character , contrarily the structure presented the linear character 对结构几何参数分析表明,外圈与最外圈距离r的尺度应有一定要求,以保证结构的刚度;随着内圈与外圈曲线方程高差h的增大,刚度会得到提高;当内外高差较大时,结构呈现出线性特性,因此结构不易发生屈曲现象;外椭圆长短轴的尺度对结构非线性性能的影响十分敏感,随着跨度的增加,结构表现出强非线性特征,反之结构呈现线性特征。 |