| 单词 | methane hydrate |
| 释义 | > as lemmasmethane hydrate methane hydrate n. [compare French hydrate de méthane (1887 in Comptes Rendus de l'Acad. des Sci. 106 1602)] a crystalline solid consisting of methane molecules trapped under pressure in ice in a clathrate structure. ΚΠ 1888 Chem. News 24 Aug. 96/1 (heading) On Methane and Ethylene Hydrates. 1951 Jrnl. Chem. Physics 19 259/1 Gas hydrates, such as methane hydrate, have been known for many years. 1990 J. Leggett Global Warming i. 40 Methane hydrates, ice-like solids comprising a network of water crystals and methane gas trapped under pressure within it,..occur below the permafrost and in the offshore areas of the Arctic. < as lemmas |
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