MARC全文
02a0017117;20011205d1993 ekmy0engy01;eng;a z 000yy;r;Hydraulic characteristics of, and groud-water flow in, coal-bearing rocks of southwestern Virginia;George E. Harlow, Jr. and Gary D. Lecain;Denver;U.S. Government Printing Office;1993;vi, 36 p.;ill.;1 map;Water-Supply Paper;U.S. Geological Survey;no.2388;2001b;aWater-Supply Paper ; fU.S. Geological Survey ; vno.2388;弗吉尼亚州西南部含煤岩层中地下水流的水力特征;a494;Harlow ; Lecain;George E., Jr. ; Gary D.;101;454446;P;492.06;W29;v2388 ; r1602.01;a07;b1;cP