英文字典中文字典Word104.com



中文字典辭典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z   


安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








  • Gallium - Wikipedia
    Gallium is a chemical element; it has symbol Ga and atomic number 31 Discovered by the French chemist Paul-Émile Lecoq de Boisbaudran in Paris, France, 1875, [13] elemental gallium is a soft, silvery metal at standard temperature and pressure In its liquid state, it becomes silvery white
  • Gallium | History, Uses, Properties, Oxidation States, Compounds . . .
    Gallium is a chemical element of Group 13 (the boron group) of the periodic table It liquefies just above room temperature Gallium compounds, some of which form the basis for light-emitting diodes (LEDs), have valuable semiconductor and optoelectronic properties
  • Gallium - Element information, properties and uses | Periodic Table
    Gallium readily alloys with most metals It is particularly used in low-melting alloys It has a high boiling point, which makes it ideal for recording temperatures that would vaporise a thermometer Gallium has no known biological role It is non-toxic
  • Gallium FAQs: What It Is, What It Does Why It Matters
    Discover answers to the most common questions about gallium: its properties, uses, risks, history, and why it's a strategic metal with rising global demand
  • Gallium Element Facts - Science Notes and Projects
    Gallium is a chemical element with atomic number 31 and element symbol Ga It is considered to be a post-transition metal or basic metal Gallium is known for its low melting point, which lends itself to the gallium spoon demonstration and even melting the pure metal in your hand
  • Amazon. com: Gallium
    Explore gallium in various quantities from trusted brands Ideal for DIY experiments and scientific exploration
  • Gallium’s properties, interesting facts, discovery, videos, images . . .
    Gallium is a silvery, glass-like, soft metal It sits close to the non-metals in the periodic table and its metallic properties aren’t as obviously metallic as most other metals Solid gallium is brittle and is a poorer electrical conductor than lead The solid metal fractures conchoidally
  • Gallium | Ga (Element) - PubChem
    Chemical element, Gallium, information from authoritative sources Look up properties, history, uses, and more


















中文字典-英文字典  2005-2009

|中文姓名英譯,姓名翻譯 |简体中文英文字典