Thebasicrelationsinlinearisotropicphotoviscoelasticityhavebeentheoreticallydiscussedinde-tails.Anewroutinehasbeenfoundtoobtainthetime-dependentprincipalstresswithoutthemeasurementofisoclinics.Asatestofourmethod,examplesaregivenattheendofthispaper.
力学学报:英文版
1993年2期