1. The governing equation is derived from the viscoelastic constitution relation used material derivative, not simple the partial time derivative.
在控制方程的推导中，对黏弹性本构关系采用物质导数，而不是通常采用的只对时间取偏导数的本构关系。
2. The sweep was the moon penumbral zone can see the partial eclipse, the partial eclipse in the region-wide water from the area near, the greater the extent of the partial eclipse.
被月球半影扫过的地带均可以看到日偏食，在偏食区内离全食区越近，偏食的程度就越大。
3. The formation of migmatite includes partial melting, partial segregation and extraction of melt and partial back and retrograde reactions.
混合岩的形成过程包括部分熔融作用、不同程度熔体分凝与汲取和不同程度的逆反应和退变反应。
4. The paper probes into the relation between functional differentiability and the derivative function limit, and the relation between asymptote of function and the derivative function limit.
探讨函数的可导性、函数的渐近线与导函数的极限之间的关系。
5. In this paper we study the derivative of a set. function in respect to a given Borel measure and the Lebesgue-Stieltjes integral of the resulting derivative.
正>本文研究集函数关于一个测度的导函数，以及这个导函数的积分。
