体积应力：应力在构件结构中沿空间三个方向上发生，也称三向应力。
Volume-stress: the stress exists in three directions in the volume of the component is called Volume-stress, which is also called three-faces stress.
只能用于面积或体积构件。
VARTM工艺成型的固体火箭发动机壳体复合材料连接裙段构件纤维体积含量较低，复合材料力学性能不佳。
The composite skirts for solid rocket motor shells fabricated by VARTM (VacuumAssisted Resin Transfer Molding) had poor mechanical properties because the fiber volume fraction was very small.
应用推荐