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该型发动机在开始首次试车后不到5个月即成功进行了风扇叶片包容试验。长达1030毫米的风扇叶片人为地断裂后被包容在机匣内。试验结果表明,损坏程度与预期的相同,甚至
This type of engine successfully carried out fan blade containment tests less than 5 months after the first test run. Fan blades up to 1030 mm are contained in the receiver after they are artificially broken. Test results show that the extent of damage is the same as expected, and even