主しゅ応おう力りょく

noun

principal stress

Technical term in mechanics and materials science; refers to the normal stress on a principal plane where shear stress is zero.

• 主しゅ応おう力りょくを計けい算さんして、材ざい料りょうの破は壊かい基き準じゅんを評ひょう価かする。

  Calculate the principal stresses to evaluate the failure criteria of the material.