铜

• The price of copper collapsed .
  铜的价钱暴跌。
• Nitric acid bites copper .
  硝酸能腐蚀铜。
• Copper is also employed in the alkaline bemberg rayon process .
  铜也用在碱性本姆伯人造丝生产中。
• By oxidation-reduction reaction, copper is cemented into the iron .
  经氧化还原反应，铜渗入铁中。
• Brass, copper, stainless steel, bismuth, and lead are all suitable .
  黄铜、铜、不锈钢、铋及铅都是适合的。
• Zinc base die castings are always copper plated in cyanide baths .
  锌基合金的压铸件总是在氰化镀液中镀铜。
• Possibly they first found native copper and hammered it into shape .
  可能他们最初找到的是生铜，把它锤击成形。
• The contact area between clamp and terminal is either silver or copper .
  夹头和电极之间的接触面是银的或铜的。
• Pitchblende and chalcolite are much more radioactive than uranium itself .
  沥清铀矿和铜铀云母比纯铀的放射性强得多。
• It was a sea of molten copper, shining, so that the eyes were dazzled .
  这是一片熔铜的海洋，光彩夺目，令人眼花缭乱。