- principal point of a straight line
- главная точка прямой (где проходит главная ось инерции)
Англо-русский словарь по машиностроению. Академик.ру. 2011.
principal point of a straight line
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line — I. noun Usage: often attributive Etymology: Middle English; partly from Anglo French lingne, from Latin linea, from feminine of lineus made of flax, from linum flax; partly from Old English līne; akin to Old English līn flax more at linen Date:… … New Collegiate Dictionary
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