当前位置：首页>防城港>课题5-南宁市2026年初中学业水平考试理化实验操作性考试知识要点及评定记录(学生用)物理科课题5:测量形状不规则物块的密度

课题5-南宁市2026年初中学业水平考试理化实验操作性考试知识要点及评定记录(学生用)物理科课题5:测量形状不规则物块的密度

  • 2026-06-11 10:59:52
课题5-南宁市2026年初中学业水平考试理化实验操作性考试知识要点及评定记录(学生用)物理科课题5:测量形状不规则物块的密度

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南宁市2026年初中学业水平考试理化实验

操作性考试知识要点及评定记录（学生用）

物理科

课题5：测量形状不规则物块的密度

实验记录：

实验结论：物块的密度为_________________________。

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  1. CONNECT:[ UseTime:0.000823s ] mysql:host=127.0.0.1;port=3306;dbname=d460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000713s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000291s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000279s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000492s ]
  6. SELECT * FROM `set` [ RunTime:0.000194s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000585s ]
  8. SELECT * FROM `article` WHERE `id` = 499285 LIMIT 1 [ RunTime:0.000374s ]
  9. UPDATE `article` SET `lasttime` = 1781176267 WHERE `id` = 499285 [ RunTime:0.002759s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000279s ]
  11. SELECT * FROM `article` WHERE `id` < 499285 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000469s ]
  12. SELECT * FROM `article` WHERE `id` > 499285 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000367s ]
  13. SELECT * FROM `article` WHERE `id` < 499285 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000712s ]
  14. SELECT * FROM `article` WHERE `id` < 499285 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000715s ]
  15. SELECT * FROM `article` WHERE `id` < 499285 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000634s ]
0.163580s