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half-life的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:
英英釋義
Noun:
-
the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)
half-life的用法和樣例:
例句
用作名詞 (n.)
- The time it takes for half of its original amount to decay is called the half-life.
衰變至只剩下原來(lái)數目一半所需的時(shí)間稱(chēng)為該核素的半衰期。 - It is not necessary to wait until half of a sample has decayed in order to measure the halflife.
不必一直等到樣品衰變一半之后才測量它的半衰期。
詞匯搭配
- half life time 半衰期
- total half-life 總半衰期
- effective half-life 有效半排出期,有效半...
- radioactive half life 放射半衰期,放射性物...
- biological half life 生物學(xué)半排出期,生物...
- physical half life 物理半衰期(放射性物...
- half life 半衰期(半衰變周期...
- biological half-life 生物學(xué)半衰期,生物半...
- apparent half life 表現半衰期
- biologic half-life 生物(學(xué))半衰期...
- radioactive half-life 半衰期
- half-life period 半衰期
- antibody half-life 抗體半衰期
- effective half life 有效半排出期,有效半...
- apparent half-life 表觀(guān)半衰期