Formerly most of our household utensils were made of brass.
以前我们家庭用
器皿多数是用黄铜做
。
Formerly most of our household utensils were made of brass.
以前我们家庭用
器皿多数是用黄铜做
。
The main copper minerals are malachite, chrysocolla, little chalcopyrite, chalcosine and even little bornite and covellite.

主要含铜
物为孔雀
、硅孔雀
,少量
黄铜
、辉铜
及极少量
斑铜
和铜蓝等。
The saxophone has a single reed mouthpiece like a clarinet , a conical brass body like an ophicleide, and a metal body with a flared bell .
萨克斯风外形上有著跟
笛一样
单簧吹嘴,黄铜色
身形又像低音大号,以及金属制成
喇叭口。
The Spanish Cross in Bronze was die struck in tombak or bronzed brass and the Silver can be found both in hallmarked 800 grade silver and silver plated brass.
西班牙十字勋章是铜与锌
合金或

铜
黄铜和银在
铜模子制.造,能发现品质800纯度
银,并且银上
了黄铜。
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