Talk:钨
 |
钨属于维基百科自然科學主题的基礎條目扩展。请勇于更新页面以及改進條目。 本条目页属于下列维基专题范畴： |
|||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||||||
.svg){kind=logo}
English Translation
Wolfram or Tungsten
Wolfram or Tungsten is a transition metal. Its symbol is W and its atomic number is 74. It is gray in color.
Uses
Tungsten is very hard. It is very dense. Its melting point is very high. Because its melting point is so high, it has many uses, including that of light bulb filament. It is used in alloys when resistance to unbearable heat is required.
Origins of the Word
The word wolfram is German in origin. The word Tungsten is Swedish in origin. In Swedish 'Tungsten' means Heavy Stone. Tung means heavy and sten means stone.
mcdogm--64.12.116.138 00:15 2005年5月1日 (UTC)
外部链接已修改
各位维基人：
我刚刚修改了钨中的1个外部链接，请大家仔细检查我的编辑。如果您有疑问，或者需要让机器人忽略某个链接甚至整个页面，请访问这个简单的FAQ获取更多信息。我进行了以下修改：
- 向 http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf 中加入存档链接 https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf
有关机器人修正错误的详情请参阅FAQ。