飞机前舱门的一个门闩可能脱落了。
通过优化设计技术对当前舱门的结构进行了优化减重，得到了满足要求的改进方案。
Through optimizing design technology, the door structure was optimized to reduce weight. The improvement scheme is obtained.
通过优化设计技术对当前舱门的结构进行了优化减重，得到了满足要求的改进方案。
Through optimizing design technology, the door structure was optimized to reduce weight. The improvement scheme is obtained.
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