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 temperature difference of welding zone can be decreased with small dipping angle, high dipping speed and low heat exchange coefficient of dipping Zn liquid.
降低浸镀锌液的换热系数,采用小角度快速浸入可以降低焊缝区域温差。
The oxydation zone of the Xitieshan Pb-Zn deposit is formed in the typical dry climate.
锡铁山铅锌矿床氧化带是在典型干旱气候条件下生成的。
应用推荐