concealed extension 中文意思是什麼
concealed extension
解釋
隱匿伸桿-
Exemplified by the gradual extension of the caijiaying lead - zinc - silver deposit, the discovery of the tongyushan concealed copper deposit in the budunhua ore district, and the finding of deep copper deposits in baiyinchang and xiaotieshan, the present paper describes the method, technique and effects of applying integrated geophysical survey to the prospecting for deep deposits and the spatial location of orebodies ( or anomalies ), and indicates the importance of playing the role of integrated geophysical survey in the exploration of nonferrous metallic deposits
摘要通過蔡家營鉛、鋅、銀礦床規模的逐級擴大，布敦花礦區發現通榆山隱伏銅礦和白銀廠小鐵山找到深部銅礦的實例，介紹綜合物探尋找深部礦和進行礦體（或異常）空間定位的方法技術與應用效果，說明在有色金屬礦勘查中發揮綜合物探優勢的重要。
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