本文针对变量数与方程数不一致的相容非线性方程组(CNLE)，先给出拟牛顿(qn)法。
In this paper, a quasi-Newtonian (QN) method for consistent nonlinear equations (CNLE), which number of equations may be unidentified with the number of variables, is given firstly.
以满应力设计思想为基础，提出了离散变量结构优化设计的拟满应力设计方法。
Based upon an idea on full stress design, a quasi full stress design method is presented for structural optimum design with discrete variables in the paper.
建立了第一类两类变量的广义拟势能、拟余能原理，第二类两类变量的广义拟势能、拟余能原理。
The first and the second types generalized quasi-potential energy principle and quasi-complementary energy principle which with two kinds of variables are established.
该方法按照预定的计算顺序，对发动机系统的各个部件进行迭代计算，采用拟牛顿法求解系统可调变量。
The components of the engine system are calculated iteratively in a predetermined sequence, and a modified Newton method is used to find the unknown variables of the system.
引入复拟(概率)随机变量，准范数的定义。
Firstly, the definitions of complex quasi-random variable and primary norm are introduced.
本文以两个自变量的拟线性双曲型方程的古尔沙问题为例，应用反函数和积分不等式证明了等价积分方程组解的存在唯一性，同时给出了解的存在区域和已知参量的依赖关系。
In this paper, we show the domain of the existence of the solution on Goursat problem for quasi—linear hyperbolic equation and obtain the Theorem of the existence and uniqueness in above domain.
本文以两个自变量的拟线性双曲型方程的古尔沙问题为例，应用反函数和积分不等式证明了等价积分方程组解的存在唯一性，同时给出了解的存在区域和已知参量的依赖关系。
In this paper, we show the domain of the existence of the solution on Goursat problem for quasi—linear hyperbolic equation and obtain the Theorem of the existence and uniqueness in above domain.
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