Home›Geochronological dating methods›酸素同位体比周期🌐日本語EnglishEspañolFrançaisNederlandsالعربية中文日本語EntityQ1820977· pop 5· linked from 24 articles酸素同位体比周期cyclical variations in the ratio of the abundance of oxygenAvailable in 5 languagesFrançaisالعربيةAfrikaansNederlandsvia Wikidata sitelinks · CC0Connectionsisotope of oxygenEntitywaterEntityCategoriesGeochronological dating methodsIsotope excursionsOxygenPaleoclimatology