“concealed ore”造句，怎麼用concealed ore造句

The relation between gold grade variation and structure in deep is the key to location and prognostication of concealed ore body.

Deep-penetrating geochemistry concepts and methods have been developed for exploration of concealed ore deposits.

This method has been demonstrated to be very effective in blind or concealed ore deposit exploration and fracture structure delineation.

There is no direct information, only indirect information depended on the methods and technologies for prospecting concealed ores could explore in the deep.

Through a detail study on their formation mechanism and extraction method, distinct saline halo anomalies over some known concealed ore deposits were obtained.

The stereoscopic quantitative prediction of concealed ore bodies in the deep and marginal parts of crisis mines:a case study of the Dachang tin polymetallic ore deposit in Guangxi