介绍了铅鼓风炉的基本参数和熔融炉渣的物理化学性质。
The basic parameters of lead blast furnace and physicochemical property of melting furnace slag were introduced.
矿石铅同位素组成稳定,为正常普通铅,矿石铅来源于早白垩世上地壳物质部分熔融形成的岩浆。
The Pb isotopic composition of ore sulfides is stable and the ore lead is ordinary common lead. Ore lead derived from magma, which came from partial melting of the upper crust in Early Cretaceous.
在熔融状态下无铅焊料合金的行为是影响电子产品微连接钎焊性的关键因素。
The solderability of electronic solders and some factors that influence the solderability are discussed.
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