n. 方铅矿
网络 利纳; 加利纳; 方铅矿粉
The mineral galena is composed of lead sulfide.
方铅矿这种矿物就是由铅硫化物组成的。
The town of Galena, Alaska, (pop. 600) has just 178 students.
阿拉斯加州的加利纳镇(人口600)只有178名学生。
Major metal minerals in ore are pyrite, sphalerite and galena.
黄铁矿、闪锌矿及方铅矿为矿石中的主要金属矿物。
Lead is rarely found free in nature; its major ore is the sulfide galena.
铅在自然界中很少呈游离态,主要存在硫化物和方铅矿中。
Silver is positively correlated with copper in ores and is absent in galena.
矿石中银与铜呈明显正相关关系,而方铅矿中不含银。