Examples of using 的半衰期 in Chinese and their translations into English
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尽管会发生厌氧降解，但厌氧降解的半衰期还是很高。
钴60的半衰期为5.2714年。
铀238的半衰期是近45亿年。
The half life of Uranium 238 is 4500 million years.准确的半衰期因而从260天到7,300天不等。
Correct half lives thus span the range of 260- 7300 days.氡Radon222的半衰期为3.8235天。
Radon-222 has a half-life of 3.823 days.Cs-137的半衰期约为30年。
The Half-life of Cs-137 is about 30 years.U的半衰期为45亿年。
The half-life of 238U is 4½ billion years.铀238的半衰期是近45亿年。
The half-life of uranium-238 is exactly 4.5 billion years.THC的半衰期约为24小时。
The half-life of THC is about 24 hours.锶90的半衰期约为29年。
The half-life of radioactive strontium-90 is approximately 29 years.锶-90的半衰期长达29.1年。
Strontium-90, with a half-life of 29.1 years.钴60的半衰期为5.27年。
The half-life of Cobalt 60 is 5.27 years.五氯苯浓度在大约23天的半衰期里有所降低。
Concentrations of PeCB decreased with a half-life of approximately 23 days.DNA的半衰期为521年。
The half-life of DNA is 521 years.它只有110分钟的半衰期，所以不能进口。
It only has a half-life of 110 minutes, and therefore, cannot be imported.全氟辛烷磺酸的半衰期被确定为超过41年。
铯-137的半衰期约为30年。
The Half-life of Cs-137 is about 30 years.例如，铯-137的半衰期为30年。
A half-life of cesium-137 is about 30 years.缬沙坦的半衰期为6小时。
The half-life of valsartan is 6 hours.钚238的半衰期为88年。
The half life of plutonium-238 is 88 years.例如，铯-137的半衰期为30年。
The half-life of cesium-137 is 30 years.THC的半衰期约为24小时。
The half-life of THC is approximately 4 hours.锶90的半衰期约为29年。
The half-life of strontium-90 is about 28 years.此外，由于同位素的半衰期相对较短，只有73天，随着时间的推移，风险会迅速降低。
Moreover, because of the isotope's relatively short half-life of 73 days, the risk decreases fairly rapidly over time.LED的半衰期：(即光输出量减少到最初值一半的时间)大概是1万到10万小时。
In reliability, LED's half-life(ie, light output is reduced to half the initial value of the time) is about 10,000 to 100,000 hours.根据Ngabe等人（1993年）的实验室试验，甲型六氯环己烷的水解半衰期表现出很大的温度依赖性。
Based on laboratory experiments from Ngabe et al.(1993),hydrolytic halflives of alpha-HCH show strong temperature dependence.尽管主要代谢物有中度延迟的半衰期（2-3小时），排泄仍然很快，不会发生蓄积。
Although the main metabolite has a moderately delayed half-life(2-3 hours), excretion is still rapid and thus accumulation does not occur.通知书和报告对六氯丁二烯在不同容器和生物体内积累的半衰期进行了说明。
Halflives of hexachlorobutadiene in different compartments and bioaccumulation are described in the notification and the report.NO和ROS的半衰期非常短，因此需要快速和精确的测量来理解这些氧化还原活性物质的生物学作用。
The half-lives of NO and ROS are very short therefore rapid and precise measurements are required for the understanding biological roles of these….
