部分二次二阶矩法  Part Second Order and Second Moment Method

次二次条件  subquadratic condition

次二次位势  subquadratic potential

等式约束二次规划  equality constrained quadratic programming

二次二阶矩  quadratic second ordered moment

二次二阶矩法  Second order second-moment method; Sorm

二次二阶矩方法  the method of quadratic and two ranks quadrature

二次约束二次规划  quadratically constrained quadratic programming

约束二次型规划  constrained quadratic program

逐次二次规划  sequential quadratic programming

二次生烃深度上限  minimum depth limit of secondary hydrocarbon generation

0-1二次规划  0-1 quadratic programming; 0-1 quadratic integer programming; zero-one quadratic programming

2-环十二二酮  2-dione

3,6-二-[二甲氨基]-二苯并碘六环镝二氨三乙酸配合物  6-di-(dimethylamino)-dibenzopyrodonium salt of dysprosium dinitriltriacetate complex anion

3D二次自治混沌系统  3-D quadratic autonomous chaos systems

3V二次锂电池  rechargeable 3V lithium battery

3－二（二苄氧膦酰基）丙醇  3-bis (dibenzyloxyphosphoryl) propanol

3－二（二苄氧膦酰基）丙酸  3-bis (dibenzyloxy phosphoryl) propionic acid

4,4-二(二乙氧膦酰)-丁酸  Bis(diethoxyphosphoryl) butanoic acid

Ⅳ效二次蒸汽管道  vapor pipe of Evaporator IV