单词 | structural basin |
释义 | > as lemmasstructural basin structural basin n. Geology a basin (basin n. 13) resulting from the downwarping of previously level strata. ΚΠ 1886 Trans. Amer. Inst. Mining Engineers 1885–6 14 652 The exceedingly gentle slope from Lake Erie to Pittsburgh represents the northwestern side of a structural basin, the great Sixth bituminous coal-basin. 1952 W. J. Miller Introd. Hist. Geol. (ed. 6) xxiii. 366 The Wasatch, Green River, and Bridge formations were laid down in structural basins which developed during the Rocky Mountain Revolution. 2004 Oil & Gas Jrnl. (Nexis) 9 Feb. 29 Trenton and Black River reservoirs have produced more than 146 million bbl of oil and 275 bcf of gas..on the southern flank of the Michigan structural basin. < as lemmas |
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