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109页专业PPT,超详细机械加工精度及其控制内容!

  • 2026-09-22 04:09:53
109页专业PPT,超详细机械加工精度及其控制内容!

金妹子今天给大家分享一份PPT，讲透机械加工过程中的“精度”及其控制内容。

来源：机械设计制造及其自动化
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【PPT】雾化吸入的健康宣教

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-23 06:39:13 HTTP/1.1 GET : http://h.sjds.net/a/466396.html
  2. 运行时间 : 0.072189s [ 吞吐率：13.85req/s ] 内存消耗：4,321.54kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=cf2ed9283df09e4bdf2d80c6d3afefc7
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  1. CONNECT:[ UseTime:0.000427s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000584s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000324s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000344s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000518s ]
  6. SELECT * FROM `set` [ RunTime:0.000268s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000654s ]
  8. SELECT * FROM `article` WHERE `id` = 466396 LIMIT 1 [ RunTime:0.000356s ]
  9. UPDATE `article` SET `lasttime` = 1790116753 WHERE `id` = 466396 [ RunTime:0.001421s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000297s ]
  11. SELECT * FROM `article` WHERE `id` < 466396 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000373s ]
  12. SELECT * FROM `article` WHERE `id` > 466396 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000338s ]
  13. SELECT * FROM `article` WHERE `id` < 466396 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000493s ]
  14. SELECT * FROM `article` WHERE `id` < 466396 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000517s ]
  15. SELECT * FROM `article` WHERE `id` < 466396 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000611s ]
0.083854s