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粉末锻造
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粉末锻造
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粉末冶金
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powder forging
粉末锻造
将压坯烧结成预成形件,然后在密闭模内一次锻造成致密制品的工艺技术。
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infinitesimal operator
infinitesimal real number
infinitesimal rigidity
infinitesimal rotation
infinitesimal sequence
infinitesimal stability
infinitesimal strain
infinitesimal structure
infinitesimal symmetry
infinitesimal Torelli problem
infinitesimal transfer
infinitesimal transformation
infinitesimal transformation group
infinitesimal translation
infinitesimal unitary transformation
infinitesimal variance
infinitesimal variation
infinitesimal wedge
infinite solid
infinite space
infinite speed of propagation
[infinite] square well
infinite square well
infinite-stage system
infinite-state automaton
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