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马杠扩孔
释义
马杠扩孔
Encyclopedia
工学
自由锻
释
saddle forging
马杠扩孔
利用上砧和马杠对圆环形坯料沿圆周依次压缩而实现扩孔的自由锻工序。又称芯棒扩孔。
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level of service, LOS
level of significance
level order
level parameters
level payment method
level plane
level position
level premium
level production
level sensitivity
level sensor
level set
level set method
level-set method
level set solution
level shift
level shift rule
levels of domestic support in agriculture
levels of translation
level spacing
level splitting
level structure
level surface
level switching circuit
level tester
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