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prospecting造句
(151) It cost saving, simple and convenient and the result is prone to explain by ludwigite -magnetite prospecting with this method. (152) Indicator minerals for diamond prospecting, such as high Cr-bearing chromite pyrope, Cr- picrotanite and Mg-ilmenite, have been found during the diamond research by heavy minerals in Xin- jiang . (153) It is of significance in the improvement of prospecting efficiency and in searching endogenetic deposits. (154) To detect the paleobiology fossil with the geophysical prospecting technique is a very difficult project, which has no great breakthrough all over the world.