▶Saint-Venant's Principle (생-배낭 원리) "Stress distribution in the cross section at a distance greater than the width of material from load point is uniform." 재료의 너비보다 멀리떨어진 위치에서의 단면에 작용하는 응력분포는 균일하다. Let's assume following rod. The rod is imposed by force so that the axial stress occurs to resist the load. The guy who only has learned axial stress and strain could say "The stress in the section of..