arithmetic operator短语⁴⁷⁵⁷⁰ 基本例句 算术运算子,算术算子,算术算符,算术运算符 Then, Lagrange arithmetic operator is applied in variation principle of finite deformation resilience to establish a generalized variation principle of springback. 然后应用拉氏乘子法于有限变形回弹变分原理建立有限变形广义回弹变分原理。 cnki