阶

order of partial correlation coefficient

偏相关系数的阶

无穷大的阶 order of infinity | 偏相关系数的阶 order of partial correlation coefficient | 排列的阶 order of permutation

singular point of higher order

高阶奇点

高阶偏微分方程|partial differential equation of higher order | 高阶奇点|singular point of higher order | 高阶微分|differential of higher order

order of a rational fraction

有理分式的阶

排列的阶 order of a permutation | 有理分式的阶 order of a rational fraction | 奇异点的阶 order of a singular point

terraced rice field

阶地稻田

terraced paddy field 阶地稻田 | terraced rice field 阶地稻田 | terracing 阶田耕作

Second Derivative Test

二阶导数试验法

Second derivative :二阶导数 | Second Derivative Test :二阶导数试验法 | Second partial derivative :二阶偏导数

Second Derivative Test

二阶导数测试法

Second derivative :二阶导数 | Second Derivative Test :二阶导数测试法 | Second partial derivative :二阶偏导数

arithmetic series of higher order

高阶算术级数;高阶等差级数

算术级数;等差级数 arithmetic series | 高阶算术级数;高阶等差级数 arithmetic series of higher order | 算术语句 arithmetic statement

step fault

阶状断层

阶状断层 staircase fault | 阶状断层 step fault | 阶状矿脉 step vein

step function response

阶跃函数响应

step function 阶跃函数 | step function response 阶跃函数响应 | step input action 阶跃输入酌

stepped foundation

阶式基础

stepped footing 阶式基础 | stepped foundation 阶式基础 | stepped roof 阶形屋顶

functional catches：活动把手生耳

回零针 fly-back hand | 混合表 combo watch | 活动把手生耳 functional catches

parametric linear programming：参数线性规划

参数模型|parameter model | 参数线性规划|parametric linear programming | 参数最优化|parameter optimization