hard magnetization axis
Hard Roof and Hard Coal
Hard Roof and Hard Floor
hard-soft-hard sandwich media
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
20 m VERY THICK AND MEDIUM HARD SEAM
3 channels hard cholecystoscope
A Good Man Is Hard to Find