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1)  principal normal surfaces
主法线曲面
1.
Discusses algebraically and geometrically the properties of the ruled surfaces in the Euclidean three-space,especially,the principal normal surfaces on which there are some special curves,such as Mannheim curves,Bertrand curves and general helices.
讨论了三维欧氏空间中特殊曲线的主法线曲面
2)  master plots method
主曲线法
1.
The master plots method along with a statistical procedure was employed to determine the kinetic model and kinetic parameters of the thermal decomposition process of stannous oxalate,which led to the produce of stannous oxide and conformed .
采用差示扫描量热法(DSC)研究了草酸亚锡的热分解过程,通过主曲线法并结合统计方法判定得到草酸亚锡热分解过程的动力学模型函数,求算得到了动力学参数。
2.
Iso-conversional method was applied to estimate the apparent activation energy E_a,and the most probable mechanism function G(α) was determined by using the master plots method.
mol-1;用主曲线法确定了亮氨酸热失重过程的最可几机理函数G(α)为一维相边界反应函数,G(α)=α;再由Ea和G(α)求得指前因子ln(A/s-1)=23。
3.
Also, the multi-heating rate method along with master plots method was employed to estimate the kinetic triplets of the thermal decomposition process.
采用热重法研究了水合草酸锌热分解反应过程,并通过多升温速率法和主曲线法相结合求算得到了水合草酸锌热分解反应两个过程的动力学三因子。
3)  key curve method
主导曲线法
4)  surface-curve method
水面曲线法
5)  sectional curved method
剖面曲线法
6)  normal to the surface
曲面的法线
补充资料:主法线


主法线
principal nonnal

  主法线〔州‘钾卫彻n”al;~舰HopM呱] 过曲线L的点MO且位于L在M。处的密切平面(。scula位lgplane)内的L的法线.若r“r(约是曲线的参数方程,值t。对应于M。,则主法线的向量形式的方程是: r=r(t.〕)+又r”(t。). E.B.山皿职撰[补注】
  
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