MARC全文
02h0058204 20140917090837.0 s1995 dcuab fr |000|||eng | CNY200.00 NGL a713 ; a441 Maksimovic, S. D. Evaluation of several natural gamma radiation systems - a preliminary study / by S. D. Maksimovic, Gary L. Mowrey. Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1995. iii, 48 p. : ill., maps ; 28 cm. Information circular / Bureau of Mines ; 9434 Coal mines and mining ; Coal ; Coal ; Coal ; Coal mines and mining Electric equipment ; Geology ; Analysis. ; Analysis. ; Electric equipment. United States. ; United States. ; United States aMowrey, Gary L. Information circular / United States. Bureau of Mines ; 9434 aCN bNGL 010001 P 720.66 In3 v9434 ; rCNY200.00 ; h2 whx014