鉀氬年齡測定 的英文怎麼說

中文拼音 [jiǎniánlíngdìng]
鉀氬年齡測定 英文
potassium-argon dating
  • : 名詞[化學] potassium (19號元素, 符號 k)
  • : 名詞[化學] (氣體元素) argon (ar)
  • : Ⅰ名詞1 (時間單位) year 2 (元旦或春節) new year 3 (歲數; 年紀) age 4 (一生中按年齡劃分的階...
  • : 名1. (歲數) age; years 2. (年限) length of time; duration 3. (某些生物體發育過程中不同的階段) instar
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. It was dated by the potassium-argon method to 1. 8 million years old.

    為180萬
  2. It was dated by the potassium - argon method to 1. 8 million years old

    ?為180萬
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