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免费下载 | 小学科学《趣味科学快乐寒假》活动实践手册(适用一、二年级)

  • 2026-01-14 11:17:27
免费下载 | 小学科学《趣味科学快乐寒假》活动实践手册(适用一、二年级)

本手册是东郡小学为丰富寒假生活，激发青少年儿童的科学兴趣、创新意识，精心设计的的科学实践作业。以下为预览，下载请拉到文末

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  1. CONNECT:[ UseTime:0.000638s ] mysql:host=127.0.0.1;port=3306;dbname=no_yeyulingfeng;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000845s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000369s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000246s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000474s ]
  6. SELECT * FROM `set` [ RunTime:0.000161s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000545s ]
  8. SELECT * FROM `article` WHERE `id` = 460997 LIMIT 1 [ RunTime:0.003197s ]
  9. UPDATE `article` SET `lasttime` = 1768361544 WHERE `id` = 460997 [ RunTime:0.007176s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000280s ]
  11. SELECT * FROM `article` WHERE `id` < 460997 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000474s ]
  12. SELECT * FROM `article` WHERE `id` > 460997 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000879s ]
  13. SELECT * FROM `article` WHERE `id` < 460997 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005497s ]
  14. SELECT * FROM `article` WHERE `id` < 460997 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.014065s ]
  15. SELECT * FROM `article` WHERE `id` < 460997 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006434s ]
0.119324s