The relationship between internal force and stress is that
A、Theinternalforceissmallerthanthestress.;
B、Theinternalforceisthealgebraicsummationofthestress.;
C、Theinternalforceisavectorandthestressisascalar.;
D、Thestressistheinternalforceperunitarea.
发布时间：2025-10-11 16:53:38
