... parametric latitude 参量纬度 parametric line 参数曲线 parametric linear programming 参数线性规划 ...
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The sound fields of the parametric line array can be analysed by it. Firstly, the point-source function is expanded into an operator on a plane wave function.
首先将点源函数展开为一个算符对平面波函数的运算,经过计算证明,如果将这个算符对参量阵远场解进行运算,得到的结果即为线源参量阵辐射场的解。
By the solution of the model, a calculating formula of the local dihedral angel of intersecting line and a parametric equation of contacting line are given.
通过对此数学模型的求解,导出了相交双管相贯线上各点局部二面角的计算公式,给出了相交双管装配接触线的参数方程,并解释了其数学本质。
Numerical example showed that the parametric equation is rational to describe the shape of mooring line.
算例表明,描述锚链线形状的参数方程是合理的。
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