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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

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}]

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]


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  • Thorium Browser
    Learn more about these compiler optimizations and how they work Here UI Changes and Patches for Linux and Windows that fix bugs, enhance useability, and strengthen privacy security This nets a 8-38% performance improvement over vanilla Chromium, depending on the benchmark and OS
  • 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
  • Why Thorium Is Not Used In Nuclear Reactors Despite Being Safer Than . . .
    Thorium is a more abundant and potentially safer nuclear fuel than uranium — a thorium reactor can be shut down by switching off its neutron source, produces less long-lived waste, and cannot be readily turned into bomb-grade material
  • 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
  • Thorium Browser
    Screenshots on Linux, Windows, and MacOS Chromium fork for Linux named after radioactive element No 90
  • Radionuclide Basics: Thorium - US EPA
    Thorium (chemical symbol Th) is a naturally occurring radioactive metal found at trace levels in soil, rocks, water, plants and animals Thorium is solid under normal conditions
  • Map reveals where worlds thorium reserves are located by country
    As shown in the map below, created using the most recent comprehensive data on thorium reserves from the IAEA, the element can be found in large quantities across the globe
  • Thorium Reader
    Yes, Thorium Reader is compatible with any retailer that sells Readium LCP protected or DRM free publications Check our support page to explore a list of retailers that you can buy content from and read in Thorium Reader
  • GitHub - Alex313031 thorium: Chromium fork named after radioactive . . .
    Logo and Branding Naming changed to the Thorium logo, Thorium name, and "Alex313031" being appended to "The Chromium Authors" in credits, etc desktop file includes useful cmdline flags that enable experimental or useful features
  • Thorium Browser - Download
    Thorium Browser is a free, lightweight web browser for Windows, built on the Chromium engine It is designed to enhance performance, particularly on processors with AVX instruction support, and offers a range of multimedia format compatibility, including MPEG-DASH and HEVC





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