rate of change of gradient的意思|示意

Magnetic gradient tensor is that the three components of the magnetic field vector space rate of change, is able to do well for the dipole localization and tracking.

磁力梯度张量表示的是磁场矢量三个分量的空间变化率，能够很好地用于偶极子场源的定位跟踪。

Objective: To approach the change of stress shielding rate of internal fixation materials made of nano zirconia gradient compounded with hydroxyapatite.

目的：探讨氧化锆梯度复合羟基磷灰石内固定材料的应力遮挡率的变化。