时效成形工艺参数对搅拌摩擦焊对接2198铝锂合金回弹的影响
시효성형공예삼수대교반마찰한대접2198려리합금회탄적영향
Effect of processing parameter on springback during creep age forming of Al-Li alloy 2198 butt-joined by FSW
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