MARC全文
0200003117 20020325160900.0 r enka fr |00||||eng 1-900663-55-4 : CNY1368.26 NGL a670 Edwards, George H. 散装工业矿物及矿石的取样:实用方法. chi Sampling bulk industrial minerals and ores : a practical approach / George H. Edwards & Peter W. Harben; edited by Nina Keegan ... [et al.]. Worcester Park, Surrey, UK : Industrial Minerals Information Limited, 1999. 112 p. : ill. ; 21 cm. Sampling Industrial minerals ; Ores. aHarben, Peter W. ; aKeegan, Nina. NGL EB00062052 670 Ed9 ayl b1 eyl02