单词盒子

half value period

H 开头单词

基本解释

  • [地球科学]半减期

英汉例句

    双语例句

  • It showed that both the number and value of contracts awarded during the first half of this year had declined in comparison with the same period in 2006.
    报告显示，与06年同期相比，今年上半年承包业务在数量及价值方面都有所下降。

    • 权威例句

  • In a relatively short period of time, the stock lost half its value and languished for years.
    NPR: The Few, the Tech-Savvy Few: Option Millionaires
  • In the first half of 2004 (the latest period for which figures are available) the value of sales fell by 1.3% compared with the first six months of 2003, according to the IFPI, a recording industry body, largely thanks to piracy.
    ECONOMIST: Can Stringer stop Sony malfunctioning? The

词组短语

    短语

  • half -period average value 半周平均值
  • period half -value 半衰期;半值期;半化期

专业释义

    地球科学

  • 半减期