axis direction and radius direction
Major axis direction of isoseismal curve
principal stress axis direction
radium direction sensitive
sensitive direction of machining error
sensitive direction of processing error
d-axis and q-axis inductance
exchange between X-axis and Y-axis
hypothalamic-pituitary-adrenal axis HPA-axis
Long axis-short axis method
major axis and minor axis of an ellipse
mapping from virtual axis space to real axis space
Non-perpendicularity between horizontal axis and vertical axis
q-axis and d-axis inductances
Variation-rate of major axis and minor axis
direction finding direction of arrival estimation