lead and zinc deposit造句

Genesis of lead and zinc deposit of laochang type , guangxi
广西老厂式铅锌矿床成因研究
Geological characterisitcs and genesis of maozu lead and zinc deposit , yunnan
锌矿床地质特征及成因研究
Geological characters of keketale lead and zinc deposit and the discussion on its genesis
可可塔勒铅锌矿床地质特征及其成因初探
Geochemical anomaly model and exploration indicator of the xitieshan lead and zinc deposit
锡铁山铅锌矿床地球化学异常模式及找矿指标
It's difficult to find lead and zinc deposit in a sentence. 用lead and zinc deposit造句挺难的