en average atomic mass (n)
― RelatedTo ⟶
Weight: 1.0
en isotopes Source: English Wiktionary
en isotopometry (n)
― RelatedTo ⟶
Weight: 1.0
en isotopes Source: English Wiktionary
en radioelement (n)
― RelatedTo ⟶
Weight: 1.0
en isotopes Source: English Wiktionary
en doubly labeled water (n)
― RelatedTo ⟶
Weight: 1.0
en isotopes Source: English Wiktionary