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0200096971 20080305151608.0 s1990 dcua frb |000|||eng | NGL nl----- a631 Lee, Myung W. 海洋、地壳地震反射数据的真振幅处理技术. chi True--amplitude processing techniques for marine, crustal-reflection seismic data / by Myung W. Lee and Deborah R. Hutchinson. [Washington, D.C.] : ; Denver, CO : U.S. G.P.O. ; ; For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1990. iii, 22 p. : ill. ; 28 cm. Bulletin / U.S. Geological Survey ; 1897 Includes bibliographical references (p.21). Seismic reflection method ; Signal processing. ; Submarine geology Data processing. Superior, Lake. Earth Crust. aHutchinson, Deborah R. NGL 448644 P 254.2 B87 v1897 akaz b1 ekaz070g