Cu-Pb-Zn 宁镇
Cu Pb Zn Ni 贱金属
Cu-Pb separation 铜铅分离
Cu-Pb alloy 铜铅合金
Cu Pb 重金属 ; 元素 ; 铜铅
cu-pb hypomonotectic alloy 亚偏晶cu
cu pb zn 铜铅锌
sn cu pb 锡铜铅
cu-pb bearing 铜铅轴承
Cu-Pb-Zn Polymetallic deposits along the Langshan-Zhaertashan in middle Tnner Mongolia is a typical polymetallic metallogenic scrics.
内蒙古中部狼山—渣尔泰山地区铜、铅、锌多金属矿床为—典型的多金属成矿系列。
Cu-Pb-Zn ore bodies are located in outer contact zone of intermediately acidic granite(partially layered skarn) and the ore occurs as dissemination and fracture-filling.
铜铅锌矿体分布于酸性偏中性的花岗岩体外接触带中（部分为层状夕卡岩），呈浸染状赋于夕卡岩中或沿裂隙充填成矿。
The results showed that sulphur and re can refine the microstructure of Cu-Pb alloy, but its fatigue strength decreases with the increase of sulphur, and increases with re.
结果表明，硫和稀土都能使铜铅合金组织细化，但硫降低其疲劳性能，而稀土能提高其疲劳性能。
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