A.tension,shear and compression; B.tension,shear and torsional deformation; C..tension,shear and flexural deformation
A.tension; B.torsional deformation; C.shear; D.compression
A.應(yīng)力和應(yīng)變; B.應(yīng)變和應(yīng)力; C.應(yīng)力和變形