By contrast with trial method, normal equation method and plan solution method, present solution has good convergence stability, practicability and higher calculation accuracy.
与普通的试算法、正规方程法、规划求解法等数解法及图解法相比，该算法具有良好的收敛稳定性、方便实用性及较高的计算精度。
Combining the isotopic dilution (ID) method with the on-line fractionation correction method, the rhenium content can be determined accurately at sub-nanogram level using the normal solution n.
溶液中加入铱元素进行铼同位素的质量分馏校正，在常规的溶液雾化进样条件下，采用同位素稀释法可准确测定纳克级的铼含量。
This paper presented the solution of normal vector by using the method of the accumulative hypotenuse trispline curve.
采用累加弦长三次样条参数曲线，先求出离散点处两个方向的切矢，进而求解出该离散点的法矢。
According to the relationship between ellipse and its normal, the analytic equation of ellipse normal solution is built as well as the complicacy of analytic method.
根据椭圆与其法线的几何特征关系建立了求解法线的解析方程，分析了法线问题解析求解的繁杂性。
According to the relationship between ellipse and its normal, the analytic equation of ellipse normal solution is built as well as the complicacy of analytic method.
根据椭圆与其法线的几何特征关系建立了求解法线的解析方程，分析了法线问题解析求解的繁杂性。
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