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杜拉纳高强度黄铜
met.
Durana
(64.78Cu, 29.5Zn, 2.22Sn, 1.71Fe, 1.7 Al)
;
Durana metal
(65Cu, 30Zn, 2Sn, 1.5Al,1.5Fe)
tech.
Durana
;
Durana metal
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