first-derivative

英['fɜːstdɪr'ɪvətɪv] 美['fɜːstdɪr'ɪvətɪv]
  • 一阶导数
  • first adj.第一的;最初的adv.首先;第一n.最初;(序数词)第一
  • order n.顺序;条理;订单;命令;秩序;阶层;[生]目;点的东西v.命令;定购;调整;整理;点餐;预定,订货
  • peak n.尖端;山顶;顶峰v.达到顶峰;使处于顶点vi.消瘦
名词 first derivative:
  1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx

    1. Quinestrol in compound preparation was directly determined by using derivative spectrometry.
      采用一阶导数光谱法对复方炔诺孕酮片中炔诺孕酮的含量进行了测定。
    2. A quasilinear equation is one in which the highest-order derivative appears linearly.
      最高阶导数线性地出现的那种方程是准线性方程。