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21.3卫星通信和光纤通信(课件)2027学年人教版物理九年级全册(新教材)

  • 2026-11-06 20:12:42
21.3卫星通信和光纤通信(课件)2027学年人教版物理九年级全册(新教材)

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  1. CONNECT:[ UseTime:0.000745s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001025s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000501s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000420s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000671s ]
  6. SELECT * FROM `set` [ RunTime:0.000314s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000757s ]
  8. SELECT * FROM `article` WHERE `id` = 538627 LIMIT 1 [ RunTime:0.000417s ]
  9. UPDATE `article` SET `lasttime` = 1794118292 WHERE `id` = 538627 [ RunTime:0.001207s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000340s ]
  11. SELECT * FROM `article` WHERE `id` < 538627 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000458s ]
  12. SELECT * FROM `article` WHERE `id` > 538627 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000396s ]
  13. SELECT * FROM `article` WHERE `id` < 538627 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000535s ]
  14. SELECT * FROM `article` WHERE `id` < 538627 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000556s ]
  15. SELECT * FROM `article` WHERE `id` < 538627 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000656s ]
0.096561s