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国内新能源车展会 国际新能源车展会
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北京亦创国际会展中心 Beijing Etrong International Exhibition & Convention Center
2026-10-21 ~ 10-24
距离175天

热门 中国国际新能源和智能网联汽车展览会 IEEV China

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上海新国际博览中心 Shanghai New International Expo Centre
2026-07-08 ~ 07-10
距离70天

热门 上海国际汽车制造技术与装备及材料展览会 AMTS

12037浏览
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广州空港博览中心
2025-10-22 ~ 10-24
已结束

热门 中国国际新能源汽车技术及供应链展览会 NEAS CHINA

14477浏览
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济南黄河国际会展中心
2026-04-02 ~ 04-04
已结束

热门 山东济南新能源电动车展 Electric cars New energy automobile expo

18799浏览
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上海新国际博览中心 Shanghai New International Expo Centre
2026-05-05 ~ 05-08
距离6天

热门 中国（上海）国际电动车及零配件展览会 CHINA CYCLE

16327浏览
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郑州国际会展中心
2026-05-27 ~ 05-29
距离28天

热门 郑州国际新能源汽车与光储充展览会

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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-04-29 00:42:22 HTTP/2.0 GET : https://www.wenzhanintl.com/exhibition/domestic/1-32
  2. 运行时间 : 0.049118s [ 吞吐率：20.36req/s ] 内存消耗：4,688.55kb 文件加载：159
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=224fcae2adda75d1927da4aaee41d2db
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  1. CONNECT:[ UseTime:0.000386s ] mysql:host=127.0.0.1;port=3306;dbname=wenzhan;charset=utf8
  2. SHOW FULL COLUMNS FROM `d_categories` [ RunTime:0.001227s ]
  3. SELECT * FROM `d_categories` WHERE `parent_id` IS NULL ORDER BY `sort` ASC [ RunTime:0.000392s ]
  4. SELECT * FROM `d_categories` WHERE `parent_id` = 1 ORDER BY `sort` ASC [ RunTime:0.000263s ]
  5. SHOW FULL COLUMNS FROM `d_exhibitions` [ RunTime:0.001306s ]
  6. SELECT `a`.*,`b`.*,b.name as bname,a.name as aname,a.id as aid FROM `d_exhibitions` `a` INNER JOIN `d_exhibition_halls` `b` ON `a`.`venue`=`b`.`id` WHERE ( JSON_CONTAINS(a.industry, '32') ) AND `b`.`country` LIKE '%中国%' AND `a`.`ex_status` = '1' [ RunTime:0.015374s ]
0.049709s