二阶导数

Second derivative

二阶导数

建立了快速测量茶多酚中总儿茶素含量的近红外光谱定标模型.将48份茶多酚样品组成定标样品集,在1000-2500nm(4000-10000cm^-1)的近红外漫反射光谱为定标波长范围内,光谱经一阶导数(First derivative)、二阶导数(Second derivative)、标准归一化(Standard normal variate,

First derivative

一阶导数

建立了快速测量茶多酚中总儿茶素含量的近红外光谱定标模型.将48份茶多酚样品组成定标样品集,在1000-2500nm(4000-10000cm^-1)的近红外漫反射光谱为定标波长范围内,光谱经一阶导数(First derivative)、二阶导数(Second derivative)、标准归一化(Standard normal variate,

Differentiation of logarithmic function

对数函数的微分

Differentiation of exponential function指数函数的微分 | Differentiation of logarithmic function对数函数的微分 | Second derivatives 二阶导数

second order ordinary differential equation

二阶常微分方程

second derivative 二阶导数 | second order ordinary differential equation 二阶常微分方程 | section formula 截点公式

second order ordinary differential equation

二阶常微分方程(式)

second derivative 二阶导数,二次导数 | second order ordinary differential equation 二阶常微分方程(式) | second quadrant 第二象限

Second principal component

第二主成分

Second derivative,二阶导数 | Second principal component,第二主成分 | Semi-logarithmic graph,半对数图

second derivative action

二次导数作用

second derivative 二次导数,二阶导数 | second derivative action 二次导数作用 | second derivative gravity anomaly 重力二次导数异常

second derivative calculation

二次微商计算

second deformation 第二期变形 | second derivative calculation 二次微商计算 | second derivative 二阶导数

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

the ground floor the first floor：一楼

在拐弯处 at the corner on ~ | 一楼 the ground floor the first floor | 一种 a sort of a kind of

Gigs of Site Transfer (NOW MORE：每月流量

Gigs of Site Transfer (NOW MORE!) 每月流量 999 GB/mo | Add-on Domains 加入顶级域名数目 5 | Parked Domains 包域名数目 20