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heavy hydrogen 【化學】重氫,氘(= deuterium)。

heavy merchant mill

Conspicuously heavier hydrogen and oxygen isotopic compositions in maolouchi river basin after quake suggested that the water source of the rivulet mainly drained from surface runoff subjected to evaporation or the interflow composed with heavier isotopes 貓羅溪流域在地膿后其氫、氧同位素組成明顯變重,此意指流至河川之水源可能改變為遭受蒸發作用之地表逕流,或以具較重同位素組成之中間流為主。

Or heavy hydrogen , 或重氫,而