(英汉双语)工程力学第零章 绪 论ppt课件.ppt

CHAPTER0INTRODUCTIONINTRODUCTIONMechanicsofMaterials1第零章绪论材料力学绪论2CHAPTER0INTRODUCTION§0-1THERESEARCHOBJECTOFMECHANICSOFMATERIALS§0-2THETASKSOFMECHANICSOFMATERIALS ANDITSRELATIONWITHENGINEERING§0-3THEPROPERTIESANDTHEFUNDAMENTAL ASSUMPTIONSOFTHESOLIDDEFORMABLEBODIES§0-4BASICTYPESOFTHEDEFORMATIONOFRODSINTRODUCTION3第零章绪论材料力学:研究物体受力后的内在表现,即,变形规律和破坏特征。§0–1材料力学的研究对象§0–2材料力学的任务及与工程的联系§0–3可变形固体的性质及基本假设§0–4杆件变形的基本形式绪论4LeonardoDaVincisaid:“mechanicsisamathematicparadise,becauseweacquiredmathematics'sfruithere."onceptsofmovementincludingthecenterofgravity,(1564~1642)isaGermanastronomer,:“力学是数学的乐园,因为我们在这里获得了数学的果实。”达芬奇伽利略6INTRODUCTIONHeonceinformallyproposedlawofinertia,:“力学是数学的乐园,因为我们在这里获得了数学的果实。”达芬奇伽利略8IntroductionHerearehiscontributionstomechanics:hemadeafurtherstudyonthebasisofGalileoGalileiandotherpeopleandconcludedthethreeprinciplesofobjects’,opticsandastronomy.<Themaththeoryofnaturalphilosophy>(1642~1727)isagreatBritishphysicist,