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super-invar
tech.
超殷钢
;
超因瓦低膨胀系数合金
;
超恒范钢
;
超级镍钴钢
super invar
chem.
超因瓦合金
construct.
超恒范钢
;
超殷钢
其余铁
super Invar
met.
超级因瓦
低膨胀系数
合金
(31Ni,4~6Co,余量 Fe)
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