The HPA axis is part of the neuroendocrine system that manages stress.
HPA轴是应对压力的神经内分泌系统。
2
First of all, for strength and stability, mainly a cylinder, cover the wall, the water pressure check and impeller stress test, the axisof strength checking.
首先进行强度和稳定性计算，主要进行了筒体、端盖的壁厚计算、水压试验应力校核以及叶轮、轴的强度校核。
3
These receptors control the activity of the hypothalamo-pituitary adrenal (HPA) axis, an endocrine system that is activated in response to stress.