铜、黄铜和铝被分门别类重新熔化以供再利用。

Copper, brass, and aluminium are separated and remelted for reuse.

《柯林斯英汉双解大词典》

黄铜粉：分10、20、30黄铜粉，可添加稀土等微量合金元素，分为用于含油轴承及金刚石制品两类。

Brass powder: three kinds of powder, type10, type20 and type30, can been offered. Rare earth element and other trace amount of alloy element can been added.

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山楂营养丰富，含有多 种维生素，还含有黄铜类、内酯、糖类、蛋白质、脂肪和钙、磷、铁等矿物质。

Hawthorn has rich nutrition and contains vitamins, flavones, lactones, carbohydrates, proteins, fats and minerals such as Ca, P and Fe.

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