The stibnite ore vein is one of the major types of economic ores explo ited throughout the Woxi mining district in western Hunan, China.是什么意思_The stibnite ore vein is one of the major types of economic ores explo ited throughout the Woxi mining district in western Hunan, China.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句