二阶: second order反应: neaction二阶反馈系统: second-order feedback system高阶反应: high order reaction二阶: [数学] second order抗体抗原反应的第二阶段: second stage of antibody antigen reaction凝集反应的第二阶段: second stage of agglutination低阶反射: low-order reflection高阶反射: high order reflection阶反变张量: contravariant tensor of order p p2阶反变张量: contravariant tensor of the second orderp阶反变张量: contravariant tensor of order p零阶反射光珊: zero-order reflection grationg一阶反馈系列: first-order feedback system二阶的: divalent二阶段: two-stage二阶法: second-order method二阶基: divalent radical二阶矩: second moment; secondary moment; secondarymoment二阶铃: second order fluid二阶酸: diatomic acid; dihydric acid二阶堂: nikaido第二阶段: second stage; subordinate phase二阶标架: frame of order two二阶参量: two-stage parametric
