亥姆霍兹在视觉感知方面的研究为现代心理学奠定了基础。

___Helmholtz's research on visual perception laid the foundation for modern psychology.

在化学实验中，我们经常使用亥姆霍兹自由能来预测反应的自发性。

In chemical experiments, we often use ___Helmholtz free energy to predict the spontaneity of reactions.

实验室使用亥姆霍兹线圈来校准磁场传感器。

The lab uses a ___Helmholtz coil to calibrate magnetic field sensors.