单词	hydrothermal
释义	hydrothermal /hʌɪdrə(ʊ)ˈθəːm(ə)l / adjective Relating to or denoting the action of heated water in the earth’s crust.It contains structures called hydrothermal (hot water) vents, which spew superheated fluids into the seawater.... Because hydrothermal water is rich in certain metals, like manganese, an increase in the concentration in a sample can point to a vent. Some scientists lump ocean water with meteoric, whereas others regard it as a separate type of water in hydrothermal systems. Derivatives hydrothermally adverb ... The deposits occur as veins, vein series, and stockwork zones hosted by hydrothermally altered rocks. A third of the original edifice was removed, mainly from the southern part, leaving exposed a hydrothermally altered core. They have an underlying hydrothermally altered zone and contain abundant copper, zinc, and lead sulphides.
随便看	unidealised unidealized unidentate unidentifiable unidentified unidimensional unidiomatic unidirectional unidirectionality unidirectionally UNIDO uniface unifactorial unification Unification Church unificatory unified field theory unifier uniflow uniform Uniform Commercial Code uniformed uniformitarian uniformitarianism uniformity

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