caesium
英 [ˈsiːziəm]
美 [ˈsiːziəm]
n. 铯
BNC.43929
牛津词典
noun
- 铯
a chemical element. Caesium is a soft silver-white metal that reacts strongly in water, used in photoelectric cells .
英英释义
noun
- a soft silver-white ductile metallic element (liquid at normal temperatures)
双语例句
- Separations of potassium, rubidium, and caesium with centrifugally accelerated paper chromatography
离心加速纸上色层分析钾、铷、铯在磷钼酸铵纸上的层析 - Japan has banned shipments of rice from an area near the nuclear power station at Fukushima after high levels of radioactive caesium were detected.
福岛核电站附近某地区自检测出高放射性铯之后，日本政府禁止该地区生产的大米外运。 - Caesium reduces the size of your picture up to90%, preserving the original quality.
铯使你的图片大小高达90%，保留原有的品质。 - Wideband distribution amplifier is an economical solution for distributing signals from various frequency standards such as caesium, rubidium, quartz or GPS receivers.
分布式放大器为分配高质量频率标准的正弦曲线频率提供了出色的灵活性。 - This paper introduce the improvements of the beam optical system of the long caesium beam frequence standard at Shanghai Observatory, seven Rabi pedestals patterns and seven Ramsey patterns were sweeped and the frequency accuracy data were got during the successive four months.
本文介绍了上海天文台长铯束管束光学系统改进扫得的7条拉比台跃迁曲线和7条莱姆塞跃过曲线及连续开机四个月得到的数据。 - Determination of lithium, rubidium and caesium in rocks and minerals by the atomic absorption SPECTRO-PHOTOMETRY
岩石矿物中锂、铷、铯的原子吸收光谱法测定 - Crystal samples of caesium iodide doped with thallium were prepared by Bridgman method.
用Bridgman方法制备了掺铊的碘化铯晶体。 - Separation of Cs-137 from Reactor Sediment Through Precipitation of Caesium Phosphotungstate
磷钨酸铯沉淀法分离反应堆底泥中的~（137）Cs - What is more, caesium particles tend to lurk in the grass, which means radiation is more of a risk at toddler height than for adults.
更重要的是，铯尘埃倾向于附着在草叶上，那意味着对于蹒跚学步的孩子来说，危险更大。 - And last month, beef from hundreds of cattle contaminated with levels of radioactive caesium far above the official limit was found to have been distributed to shops across the country.
上月，数百头受到严重超标的铯辐射污染的牛身上的牛肉，被发现已经配送至全国各地的商店。