偏微分算子的英文

• partial differential operator
• partial-differential operator

• 偏微分:    partial differential
• 算子:    operator
• 椭圆型偏微分算子:    elliptic partial differential operators
• 线性偏微分算子:    linear partial differential operator
• 自伴偏微分算子:    self-adjoint partial differential operators

例句与用法

1. This thesis tries to modify the perfect set of waveguide mode theory and gives several examples of its application . firstly , from the functional analysis , the eigenfunction series of vectorial partial differential operator is studied . the property of complete space is gotten
   本文首先从泛函分析的方法出发，研究了矢量偏微分算子本征函数系的性质，得到了矢量偏微分算子正交完备归一化本征函数的存在证明，研究了maxwell方程组的情况，证明了电磁场在均匀和非均匀介质条件下的正交本征函数系的完备性质。