base lifetime

常见例句

On the base of fluorescence quantum yield and lifetime measurement, the rate constants of radiation decay and non radiation decay of this compound were calculated.
在测定其荧光寿命及荧光量子产率基础上计算出它们的辐射及非辐射衰变速度常数。
The calculated results show that the electron current injected into the base region is not affected, but an increase of the base hole current is increased with the lifetime reduction.
计算结果表明，发射区载流子寿命的变化几乎不影响注入到基区的电子电流，但却成反比例地影响基区空穴电流。
While the bundle base name is fixed for the lifetime of the Msg object, you can switch the locale used by the Msg object by calling its setLocale() method (its default is the JVM's default locale).
“绑定包的名称”在 Msg 对象的生命周期内将一直存在，可以通过调用 Msg 对象的 setLocale() 来切换语言环境（默认语言环境是 JVM 使用的语言环境）。
blog.sina.com.cn

In short, there is an urgent need for an informed national debate about the future of the U.S. nuclear deterrent - which even President Obama claims we will need for the rest of his lifetime - and the prudence of allowing the continued atrophying of the weapons, delivery systems and industrial base that comprise it.
CENTERFORSECURITYPOLICY: Are we serious about deterrence?