homogeneous and Inhomogeneous deformation Rubber experiment (a) initial state(b) homogeneous deformation (c) inhomogeneous deformation after Pan Lizhou, 1976)
Rubber experiment (a) initial state (b) homogeneous deformation (c) inhomogeneous deformation （after Pan Lizhou，1976） homogeneous and inhomogeneous deformation
Domain of Homogeneous(H)and Inhomogeneous D) Strain
Domain of Homogeneous (H) and Inhomogeneous (I) Strain
… ……∵:灬"∴ ∴∵∵ ,∴ ∴…∴∵∵ ∵" ……… ∴:氵 Bending deformation inhomogeneous deformation on the whole, homogeneous deformation in small local areas
Bending deformation inhomogeneous deformation on the whole， homogeneous deformation in small local areas
extension e=(-b) B shear strain ,= tan y P(x, y) P(X,y, C the strain ellipse Extension, shear strain and the strain ellipse Stretch s=llo=(I+e
Extension, shear strain and the strain ellipse l0 l Stretch s = l/l0 = (1+e)