biological half-life是什么意思

网络释义

用法例句

The half time of tritium excretion of 23 workers are 5.

短期观测了 2 3名工作人员氚生物半衰期 ,其范围为 5 5～ 14 8d ,平均值 9 1d ;中期观测了 5名工作人员氚生物半衰期 ,其范围为 7 6～ 9 4d ,平均值为8 5d。

The half-time of tritium excretion of 23 workers are 5.

短期观测了 2 3名氚生物半衰期 ,其范围为 5。

according to the substance the value of the half-life varies between a fraction of a second and millions of years.

根据物质的不同，半排出期的值从几分之一秒到几百万年不等。

The time necessary for the disappearance of half the atoms, called the half-life, is a fundamental characteristic of each radio-element;

原子消失一半所需的时间，即半排出期，是每一种放射性元素的基本特征。

A man half my size would displace half as much.

一个身材比我小一半的人，所排出的水等于我所排出的一半。”

Analysis on Influencing Factors of Gas Emission with Boreholes to Determine Drainage Radius

钻孔瓦斯涌出量确定排放半径影响因素分析

He is out only after serving half of his term in prison.

他仅服了一半刑期就出狱了。

This week we are rehearsing an opera for the forthcoming show.

这星期我们在为演出排练一部歌剧。

Two or more ova are shed during the same heat period.

在同一发情期排出两个或数个卵子。

Australian Federation Movement and the Exclusion Movement against the Chinese during the Late 19 th Century

19世纪后半期澳洲排华运动与澳大利亚联邦运动

The half-year cycle of latent heat flux exists in the Xisha area, with the maximum appearing in winter.

西沙海面潜热通量存在半年周期特征，极大值也是出现在冬半年。

If we can vent the atmosphere, we can eliminate half the nanobots.

如果我们能使空气排出,我们可以消灭一半的微型机器人

Amid a stream of blood and saliva, the two halves of a dental plate fell out of his mouth.

在鲜血和口水中，他的嘴里掉出来打成两半的一排假牙。

On opening the pericardium half of a liter Blood was evacuated and a Bimanual cardiac massage commenced.

切开心包时,又排出半升凝血,同时开始进行双手按摩。

A novel semiautomatic bomb fetching approach of explosive ordnance disposal (EOD) robot system was presented.

提出了一种新的排爆机器人半自主爆炸物抓取方法。

"The compensation days for working overtime shall be arranged without undue delay after the overtime work, otherwise one hour of overtime shall be recorded as one and half hours (1.5) in the time sheet."

加班后,应尽量在短期内安排倒休。如不能安排倒休,加班一小时按一个半小时计算,

The journal is a half-yearly publication, which welcomes papers in Chinese or English.

学报每半年出版一期，欢迎以中文或英文投稿。

"In the second half of the 1940' s new works in the genre of the Peking Opera (such as "The white-haired Girl")appeared."

40年代后半期，新型京剧(如)出现在舞台上。

The half-life of the cohort (hlc) and its 95 per cent confidence limit were calculated from the survivorship function.

求出队列半数生存期(hlc)及其95%的置信限。

Analysis of Long-term Follow-up in Semi-Laminectomy in Lumbar Intervertebral Disc Herniation

腰椎间盘突出半椎板入路术后长期随访分析