antiselena的音标：antiselena的英式发音音标为：[ænti:ze'li:nə]antiselena的美式发音音标为：[æntize'linə]...

The main gold bearing minerals include arsenopyrite, pyrrhotine, pyrite, galena and sphalerite.金矿的主要载金矿物分别为:毒砂 、 磁黄铁矿 、 黄铁矿 、 方铅矿和闪锌矿.Diethyldithiocarbamate was more better selective collector than Xanthate on galena.与黄药...