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学习笔记:商业航天发展的前因后果

  • 2026-01-14 11:53:56
学习笔记:商业航天发展的前因后果

学习笔记：商业航天发展的前因后果

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#商业航天发展前景 #政策驱动下的航天发展 #中国商业航天市场 #卫星互联网与通信 #北斗导航产业 #产业链成熟与竞争格局

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      基本 文件 流程 错误 SQL 调试
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      1. CONNECT:[ UseTime:0.000412s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000619s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000258s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000329s ]
      5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000522s ]
      6. SELECT * FROM `set` [ RunTime:0.001244s ]
      7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000601s ]
      8. SELECT * FROM `article` WHERE `id` = 460213 LIMIT 1 [ RunTime:0.003683s ]
      9. UPDATE `article` SET `lasttime` = 1768377087 WHERE `id` = 460213 [ RunTime:0.023054s ]
      10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.003191s ]
      11. SELECT * FROM `article` WHERE `id` < 460213 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000512s ]
      12. SELECT * FROM `article` WHERE `id` > 460213 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001154s ]
      13. SELECT * FROM `article` WHERE `id` < 460213 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.019952s ]
      14. SELECT * FROM `article` WHERE `id` < 460213 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.009416s ]
      15. SELECT * FROM `article` WHERE `id` < 460213 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.014891s ]
      0.152613s