/ f0 R* H$ X+ G, w顶楼：What's the meaning of "copper flash finish"?. m# r: i( ^: G, U# J% L
Please kindly help me translate the surface treatment of the gears, "copper flash finish". 3 P' B! Y2 y; m7 v# `; w) JThank you in advance./ ]4 i% L1 O; X/ ?) s2 e/ m
! P$ N4 S0 e6 @# Q : @ t9 U- D8 _- U$ s/ u. ] x) {二楼：根据字面的理解应该是表面镀铜；I think0 r; i) g! k5 z- ?& e5 K' _, s
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再提供一点讯息：Our products are supplied in various finishedlikeBluing,Blackening, Zinc, Copper, Nickel, Chromes & CadmiumPlating,as perthe requirements of our customers. , C6 {$ {/ q; a! G6 D& e- g c % \& X9 s4 X. g4 y+ ~6 S5 cForprotectionagainstcorrosion, zinc plated finish is available as astandardextra.Passivation is a surface treatment which further improvesthecorrosionresistance of the plated film but because of itsyellowirridescentfinish may not be suitable for some decorativeapplications.For decorative effect a copper flash finish may be applied: J& k/ T( \) {) O$ e
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是铜的溅射喷镀（表面）处理 3 D1 I& w7 [0 r$ c5 n 1 I$ H" b' ]7 \- s三楼： 闪镀 flash(flash plate) 电时间极短产生薄层的电镀。$ @5 j! o& p0 d" v/ A: F# C8 t7 h4 Y. J
按上述，可否理解为闪镀铜0 ?' Y2 R- o! Y; }0 d" ~