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学习笔记-稀土永磁

  • 2026-05-02 07:29:47
学习笔记-稀土永磁
学习笔记📒-稀土
稀土是镧系元素和钪、钇共十七种金属元素的总称。稀土永磁材料是现在已知的综合性能最高的一种永磁材料。稀土在工业和新材料领域举足轻重的地位，各国将它作为一种战略储备资源;中国稀土产业世界第一....
近期信息：①ZZJ会议强调资源能源安全；② 【北方稀土、包钢股份上调二季度稀土精矿价格！】稀土开采配额严控，缅甸矿区供给扰动，包钢、北方稀土上调精矿价格，行业或进入涨价周期；③【 稀土价格止跌反弹，下游企业补库需求提升】新能源汽车、风电、人形机器人等下游对高性能钕铁硼磁材需求持续增长，企业补库需求或提升；④章盟主34亿元重仓稀土龙头引发资金关注或跟风;⑤其他如...

稀土永磁受政策保资源安全、精矿涨价、下游风电新能源车需求回暖及主力资金大举流入催化，全产业链从开采冶炼、永磁材料、下游应用到回收配套全线或有可能走强，当然也有方方面面风险需要关注和持续学习....

㊗️五一假期快乐！
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  1. CONNECT:[ UseTime:0.000529s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000787s ]
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  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000276s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000493s ]
  6. SELECT * FROM `set` [ RunTime:0.000196s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000537s ]
  8. SELECT * FROM `article` WHERE `id` = 485446 LIMIT 1 [ RunTime:0.000349s ]
  9. UPDATE `article` SET `lasttime` = 1777733534 WHERE `id` = 485446 [ RunTime:0.006731s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000237s ]
  11. SELECT * FROM `article` WHERE `id` < 485446 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000420s ]
  12. SELECT * FROM `article` WHERE `id` > 485446 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000350s ]
  13. SELECT * FROM `article` WHERE `id` < 485446 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000781s ]
  14. SELECT * FROM `article` WHERE `id` < 485446 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000939s ]
  15. SELECT * FROM `article` WHERE `id` < 485446 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003168s ]
0.084864s