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noun | adjective
superinvar [sju:pərin'vɑː] n
gen. 超级镍钻钢; 超级殷钢(其)热膨胀系数近于0
superinvar adj.
el. 超级镰钻钢［:含31.5%№;5%Со;其余为铁;热膨胀系数近于0］【核】; 超级因瓦铁镰合金
oil 超级殷钢

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