The main products are: downlight series, tin Lantern series, spotlights series home and commercial lighting series.
主要产品有:筒灯系列、天花灯系列、射灯系列等家居及商业照明系列。
Three geochemical series, i. e. , the siderophile, chalcophile and lithophile series, have been classified for tin deposits based on geological-geochemical data on tin mineralization in Chi-na.
根据中国锡矿床产出的地质地球化学资料,划分出了三种锡矿床的地球化学系列,即亲铁系列、亲硫系列和亲氧系列。
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