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thorium 音标拼音: [θ'ɑriəm]

n. 放射性金属元素,符号Th,原子序90,钍

放射性金属元素,符号Th,原子序90,钍

WordNet (r) 3.0 (2006) (WordNet)

thorium
n 1: a soft silvery-white tetravalent radioactive metallic
element; isotope 232 is used as a power source in nuclear
reactors; occurs in thorite and in monazite sands [synonym:
{thorium}, {Th}, {atomic number 90}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Thorium \Tho"ri*um\, n. [NL. See {Thorite}.] (Chem.)
A metallic element found in certain rare minerals, as
thorite, pyrochlore, monazite, etc., and isolated as an
infusible gray metallic powder which burns in the air and
forms thoria; -- formerly called also {thorinum}. Symbol Th.
Atomic weight 232.0.
[1913 Webster]

The Elements Database (element)

thorium
Symbol: Th
Atomic number: 90
Atomic weight: 232.038
Grey radioactive metallic element. Belongs to actinoids. Found in
monazite sand
in Brazil, India and the US. Thorium-232 has a half-life of 1.39x10^10
years.
Can be used as a nuclear fuel for breeder reactors. Thorium-232 captures
slow
{neutron}s and breeds uranium-233. Discovered by Jons J. Berzelius in
1829.

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英文字典中文字典相关资料:

Thorium Browser
Thorium Scroll Tweaker - A small extension that allows you to tweak the scroll speed on websites Go Back With Backspace - Re-enables the backspace key as a back navigation button
Thorium - Wikipedia
Thorium is a chemical element; it has symbol Th and atomic number 90 Thorium is a weakly radioactive light silver metal which tarnishes olive grey when it is exposed to air, forming thorium dioxide; it is moderately soft, malleable, and has a high melting point
Windows用户必看：Thorium浏览器超详细安装使用指南-CSDN博客
还在为Chrome浏览器占用内存大、启动慢而烦恼吗？ Thorium浏览器或许是你需要的解决方案！作为基于Chromium的优化版本，Thorium在保持Chrome所有功能的同时，提供了更好的性能和隐私保护。本文将为你详细介绍如何在Windows系统上安装和使用Thorium浏览器。
Releases: Alex313031 Thorium-Win - GitHub
Many months without updates However, going forward, Thorium will be based on the latest LTS (Long Term Support) Chromium revision, which changes twice a year This will let me focus on features, bug fixes, and keeping Thorium secure, instead of always having to do the long, tedious work of rebasing to a new major Chromium revision
Thorium号称地球上最快的浏览器 | 李跳跳
Thorium是一款基于 Chromium 开发的浏览器，以第90号放射性元素钍 (throium) 命名，号称是地球上最快的浏览器。与原版 Chromium 相比，性能提升了 8-38%，具体取决于基准和操作系统。详细了解与原版 Chromium 相比在性能、安全性和可用性方面的所有修改请参阅 PATCHES md
钍（金属元素）_百度百科
钍（thorium，Th），CAS号7440-29-1，原子序数90，原子量232 04。钍为银白色重金属，熔点1690~1750℃，沸点3500~4200℃，化学活性与镁相似，与稀酸及苛性碱不起反应，部分溶于盐酸。钍为放射性元素，可发生a衰变，232TH、238TH的物理半衰期分别为1 4x1010年,、1 92年。
非常节省资源的Chrome浏览器Thorium最新版AVX2_138. 0. 7204. 303 - 远景论坛 - 前沿科技与智慧生态的极客社区 -
PCEBTA社区 - 专注于Windows 11系统的安装、激活、驱动程序下载、优化教程与技术支持。获取最新的Win11更新资讯、解决方案和资源分享，助力每位计算机爱好者和开发者！
Thorium Reader
The documentation is available in EPUB format; various translations are available in the Thorium documentation catalogue Once Thorium Reader has been downloaded, installed and launched once, click on the button below to open the documentation catalogue in Thorium Reader
比Edge和Chrome还快的浏览器Thorium - FlowUs 息流
我不信，装了Firefox、Brave、Chrome、Microsoft Edge和Thorium一起对比测试，结果很优秀，在不开启Thorium的实验性新UI功能的情况下，保持默认配置，打开一个标签页仅占用500MB，10个B站视频同时播放则占用2 5GB左右，可以使用GPU播放视频加速。
Thorium | Description, Properties, Uses | Britannica
thorium (Th), radioactive chemical element of the actinoid series of the periodic table, atomic number 90; it is a useful nuclear reactor fuel Thorium was discovered (1828) by Swedish chemist Jöns Jacob Berzelius It is silvery white but turns gray or black on exposure to air

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