大家在查： neither do further 学术界 湿婆 frustrate thinking cooper 羁绊 side distant

cesium

美 [ˈsiziəm]英 [ˈsiːziəm]
  • n.铯
  • 网络放射性铯；金属铯；原子钟

cesiumcesium
权威英汉双解英-汉英-英网络释义

cesium

n.
例句：
1
Because iodine starts to dissipate after a few days, the risk isn't as long lasting as with cesium, which remains for decades, he said.
2
3
4
5
6
In spinach it was more than seven times higher. The spinach also contained slightly higher amounts of cesium-137.
7
8
9
Cesium-134 is considered somewhat less of a long-term problem because it has a half-life of two years.
10
11
As a result of these test runs, the cesium beam became the standard for international time.
12
They say the feed consumed by the animals measured up to 500 times the national safety limit for radioactive cesium.
13
Indicated the good result of the long-term operation of the optically pumped cesium beam frequency standard in China.
14
15
16
Over the long term, the big threat to human health is cesium-137, which has a half-life of 30 years.
17
18
Cesium-137, with a half-life of 30 years, is another dangerous substance emitted in a full-scale nuclear meltdown.
19
After entering, cesium gets widely distributed, its concentrations said to be higher in muscle tissues and lower in bones.
20
The radiation from cesium-137 can throw cellular machinery out of order, including the chromosomes, leading to an increased risk of cancer.
21
22
A chain of reactions, starting with a beam of laser-excited cesium atoms, transfers the positrons to the antiprotons to form antihydrogen.
23
24
One of the major factors which effect the accuracy of optically pumped cesium frequency standards is caused by microwave leakages.
25
26
27
28
29
30
And an ytterbium clock has the potential to be even more accurate and stable than the cesium chronometer.

大家在看

精益管理培训 阅读 延迟满足 阅读 百燕之家 精益生产培训 scoops bucking 企业管理培训 精益生产培训 香烟价格查询 领导力 醒目造句 沙盘模拟企业经营 楚歌云 binance交易所app下载

热词推荐

大家在看

LGBT cum 异性恋 形吊灯 拓扑 man , . japan Japanese Fuck play nice Facebook H root baby over you present
Copyright © 2019-2024 . All Rights Reserved. wok123.com 版权所有　粤ICP备19084198号