half-value period的用法和樣例:
例句
- 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。
half-value period的相關(guān)資料:
臨近單詞
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