Some equipment components with large size and complicated internal structures were difficult to be manufactured integrally in one time by traditional RTM process.

• 某些复合材料结构件尺寸较大且内部结构复杂,难以通过传统RTM工艺一次整体成型,并且因其成型压力低而致纤维含量不高,成型构件力学性能不佳。