求船舶空间浮态就是计算船舶在某种给定载况下的三个浮态参数，它归结为求解一个隐式非线性方程组。
The ship's floating condition calculation aims at obtaining three floating condition parameters. It can be attributed to solving an implicit nonlinear equation group.
以加速寿命方程作为应力模型，解决利用不同环境应力下可靠性增长试验数据，求试验结束时设备可靠度的置信下限问题。
In this paper, we analyze reliability growth data from different stress environments. We adopt the accelerated life equations as the stress model and obtain the confidence of the reliability.
可惜的是，当采用一个十分庞大的附加参数组时，在某些几何条件下将导致很坏的法方程系状态，从而使测求的平差结果很差。
Unfortunately, introducing a comprehensive set of additional parameters can produce a bad condition for normal equations under certain geometry, so that the adjusted results are poorly determined.
约束矩阵方程问题是指在满足一定约束条件下的矩阵集合中求矩阵方程的解的问题。
The problem of constrained matrix equation is to find solutions of matrix equations in a set of matrices satisfying some constrained conditions.
约束矩阵方程问题是指在满足一定约束条件下的矩阵集合中求矩阵方程的解的问题。
The constrained matrix equation problem is, in a constrained matrix set, finding a solution of the matrix equation.
从由曲线普通方程求平面图形面积的公式出发推出在各种情形下由曲线参数方程求平面图形面积的公式。
From commonly used equation of calculating plane figure quadrature, formulas of calculating plane figure quadrature by applying curve parametric equation can be deduced.
只有在极特殊的情况下超定方程组才有精确解，一般情况下都是求超定方程组在某种意义下的近似解。
Only in under very special circumstance, an overdetermined systems have accurate solutions and general an approximated solution is often found in some determination of the overdetermined system.
从由曲线普通方程求平面图形面积的公式出发推出在各种情形下由曲线参数方程求平面图形面积的公式。
The cube formed after cutting one part off the same planar graph in different ways of motion and its method of calculation are introduced.
从由曲线普通方程求平面图形面积的公式出发推出在各种情形下由曲线参数方程求平面图形面积的公式。
The cube formed after cutting one part off the same planar graph in different ways of motion and its method of calculation are introduced.
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