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必修二‖传统无机非金属材料PPT

  • 2026-09-26 21:40:25
必修二‖传统无机非金属材料PPT

💟课件预览

💟知识点总结

💟知识点1️⃣：硅酸

①：物理性质

②：硅酸的制备

③：性质及用途

💟知识点2️⃣：硅酸盐

①：定义，特点，表达方式

②：三大无机非金属材料

💟更多可编辑课件

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省杰青答辩PPT逆袭案例:从学术高度不够到引领性拉满,这套直接征服评审(附源文件)

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-27 13:58:08 HTTP/1.1 GET : http://h.sjds.net/a/459657.html
  2. 运行时间 : 0.072011s [ 吞吐率：13.89req/s ] 内存消耗：4,303.28kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=e906bcc2b8d9bada573652bda40eb5d1
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  1. CONNECT:[ UseTime:0.000604s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000931s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000378s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000356s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000630s ]
  6. SELECT * FROM `set` [ RunTime:0.000275s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000682s ]
  8. SELECT * FROM `article` WHERE `id` = 459657 LIMIT 1 [ RunTime:0.000427s ]
  9. UPDATE `article` SET `lasttime` = 1790488688 WHERE `id` = 459657 [ RunTime:0.001566s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000352s ]
  11. SELECT * FROM `article` WHERE `id` < 459657 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000380s ]
  12. SELECT * FROM `article` WHERE `id` > 459657 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000426s ]
  13. SELECT * FROM `article` WHERE `id` < 459657 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000536s ]
  14. SELECT * FROM `article` WHERE `id` < 459657 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000542s ]
  15. SELECT * FROM `article` WHERE `id` < 459657 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000583s ]
0.080430s