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PPT:智库研究的22个模型与方法(下)

  • 2026-11-07 07:43:45
PPT:智库研究的22个模型与方法(下)

PPT：智库研究的22个模型与方法（下）

智库研究四个阶段的22个主要模型和方法，并不局限于一个阶段用有限的那几类。看需要！

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长城汽车是如何开展VA/VE工作的?PPT

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-11-08 18:54:22 HTTP/1.1 GET : http://h.sjds.net/a/502068.html
  2. 运行时间 : 0.074186s [ 吞吐率：13.48req/s ] 内存消耗：4,356.35kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=2e223ce56d6413c717f7a4192557e41c
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  1. CONNECT:[ UseTime:0.000663s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000825s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000436s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000340s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000558s ]
  6. SELECT * FROM `set` [ RunTime:0.000277s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000703s ]
  8. SELECT * FROM `article` WHERE `id` = 502068 LIMIT 1 [ RunTime:0.000348s ]
  9. UPDATE `article` SET `lasttime` = 1794135262 WHERE `id` = 502068 [ RunTime:0.001372s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000300s ]
  11. SELECT * FROM `article` WHERE `id` < 502068 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000449s ]
  12. SELECT * FROM `article` WHERE `id` > 502068 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000371s ]
  13. SELECT * FROM `article` WHERE `id` < 502068 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000508s ]
  14. SELECT * FROM `article` WHERE `id` < 502068 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000544s ]
  15. SELECT * FROM `article` WHERE `id` < 502068 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000637s ]
0.085588s