科科拉

  • 网络Kokkola;Cocoa;kok
科科拉科科拉
  1. 科科拉(Kokkola)锌厂焙烧车间每年使用20多种不同的锌精矿,近些年,锌精矿质量变化的趋势增长,特别是细颗粒、低品位锌精矿的数量在不断增加。

    The Kokkola roasting plant uses more than 20 different zinc concentrates every year . During recent years there has been an increase in the variation in concentrate quality ; in particular , the amount of fine-grained and low-grade concentrates has increased .

  2. 科科拉锌焙烧炉最近的工艺改进

    Recent process improvements in the Kokkola zinc roaster

  3. 科科拉岛完全不是一家酒店,而是一个仙境。

    Cocoa Island is not a hotel at all but a fantasy of one .