CITIECHANGJIADEQIANGLICITIEYOUNAXIEGUIGE？

  強力磁鐵廠家中磁鐵的成分是鐵、鈷、鎳等原子的內部結構對比特殊，其原子自身就具有磁矩。通常情況下，這些礦藏分子的擺放較紊亂。而它們的磁區彼此影響并顯現不出磁性來，但是在外力（如磁場）導引下其分子的擺放方向就會趨向共同，其磁性就會顯著的顯現出來，也即是咱們平常俗稱的磁鐵。磁鐵分永久磁鐵與軟鐵，永久磁鐵是加上強磁，使磁性物質的自旋與電子角動量成固定方向擺放，軟磁則是加上電流（也是一種加上磁力的辦法） 等電流去掉軟鐵會漸漸失掉磁性。較早發現及使用磁鐵的應該是中國人，“指南針”是中國四大發明之一。

  CITIEZAIHUOZHONGJIARECIXINGHUIXIAOSHI，ZHESHIYOUYUCITIEJUYOUCIXING，SHIYOUYUQINEIBUDEZIYOUDIANZIYUNDONGJUYOUBIDINGDEFANGXIANGXINGSUOYICITIECAIYOUCIXING，ERJIAREHOUNEIBUDIANZIDEYUNDONGFANGXIANGBIANDELINGLUANERSHIDIAOFANGXIANGXING，SUOYICIXINGXIAOSHIXUERUOXUQIUJINXING“CHONGCI”，JIUSHIBAYAOCHONGCIDEKEDAICIXINGWUTIFANGZAIYOUZHILIUDIANTONGGUODEXIANQUANSUOGOUCHENGDECICHANGLI。

  QIANGLICITIEYOUCHENGNVTIEPENGCITIE。TAXIANGBIYUTIEYANGTICITIE、LVNIEGU、SHANGUDECIXINGNENGDADADECHAOYUELEQITAJIZHONGCITIE，NVTIEPENGCITIEKEYIXIFUBENSHENZHONGLIANGDE640BEIDEZHONGLIANG，SUOYINVTIEPENGCHANGBEIYEWAIRENSHICHENGWEIQIANGLICITIE。

GUIGE： 40-6*10 

CAIZHI：NVTIEPENGYONGCI

XINGNENG：N40

DIANDU：NI

居里溫度： 310-370（℃） 

MIDU： 7.5（g/cm3） SHENGCI： 1.21（T） 

GONGZUOWENDU： -40-80（℃） 

JIAOWANLI： 915（KA/m） NEIBINGJIAOWANLI： 965（KA/m） 

山东11选5走势图QIANGLICITIEJIAODACINENGJI： 270-380（KJ/m3）

  QIANGLICITIEDECIHUAFANGXIANG：DADUOSHUCIXINGCAILIAOKEYIYANTONGYIFANGXIANGCHONGCIZHIBAOHE，ZHEYIFANGXIANGJIAOZUO“CIHUAFANGXIANG”（QUXIANGFANGXIANG）。MEIYOUQUXIANGFANGXIANGDECITIE（YEJIAOZUOGEXIANGTONGXINGCITIE）BIQUXIANGCITIE（YEJIAOGEXIANGYIXINGCITIE）DECIXINGYAORUOHENDUO。 

  SHENMESHIBIAOZHUNDE“NANBEIJI”GONGYEDINGYI？ “BEIJI”DEDINGYISHICITIEZAISUIYIXUANZHUANHOUTADEBEIJIZHIXIANGDIQIUDEBEIJI。TONGYANG，CITIEDENANJIYEZHIXIANGDIQIUDENANJI。 

山东11选5走势图  ZAIMEIYOUBIAOZHUDEQINGKUANGXIARUHEBIANBIECITIEDEBEIJI？ HENXIANRANZHIPINGYANJINGSHIWUFAFENBIANDE。KEYISHIYONGZHINANZHENTIEJINCITIE，ZHIXIANGDIQIUBEIJIDEZHIZHENHUIZHIXIANGCITIEDENANJI。 

山东11选5走势图  RUHEANQUANDECHULIHECUNFANGCITIE？ YAOSHIZHONGSHIFENXIAOXIN，YINWEICITIEHUIZIJIXIFUDAOYIQI，KENENGHUIJIASHANGSHOUZHI。CITIEXIANGHUXIFUSHIYEYOUKENENGHUIYINPENGZHUANGERSUNHUAICITIEBENSHEN（PENGDIAOBIANJIAOHUOZHUANGCHULIEWEN）。 JIANGCITIEYUANLIYIBEICIHUADEWUPIN，RURUANPAN，XINYONGKA，DIANNAOXIANSHIQI，SHOUBIAO，SHOUJI，YILIAOQIXIEDENG。 

  CITIEYINGYUANLIXINZANGQIBOQI。 

山东11选5走势图  JIAODACHICUNDECITIE，MEIPIANZHIJIANYINGJIASULIAOHUOYINGZHIDIANPIANYIBAOZHENGKEYIQINGYIDIJIANGCITIEFENKAI。 

  CITIEYINGJINLIANGCUNFANGZAIGANZAO，HENGWENDEHUANJINGZHONG。 

  RUHEZUODAOGECI？ ZHIYOUNENGXIFUDAOCITIESHANGDECAILIAOCAINENGQIDAOGEDUANCICHANGDEZUOYONG，ERQIECAILIAOYUEHOU，GECIDEXIAOGUOYUEHAO。 

  SHENMESHIZUIQIANGDECITIE？ MUQIANGENGGAOXINGNENGDECITIESHIXITULEICITIE，ERZAIXITUCITIEZHONGNVTIEPENGSHIGENGQIANGLIDECITIE。DANZAI200℃YISHANGDEHUANJINGZHONG，SHANGUSHIGENGQIANGLIDECITIE。