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【课程资源】致同学们(浙科版高中生物学必修2)

2026-05-19 21:16:38

【课程资源】致同学们(浙科版高中生物学必修2)

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课程背景

在国家教育数字化战略行动全面实施的背景下，本平台联合全国优秀教师，共同开发了浙科版《普通高中教科书·生物学》课程资源，为学生自主学习高中生物学课程、发展生物学学科核心素养提供了重要支撑。

本平台近期将陆续发布必修2的微课视频，敬请关注。

本期发布

教材：必修2 遗传与进化

课名：致同学们

教师：王红梅

学校：嘉善高级中学

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基本文件流程错误 SQL 调试

请求信息 : 2026-05-25 09:06:23 HTTP/2.0 GET : https://c.67808.cn/a/459545.html
运行时间 : 0.108011s [ 吞吐率：9.26req/s ] 内存消耗：4,629.14kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=fd23bb5543926b0208df63e2e88d36d1

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CONNECT:[ UseTime:0.000515s ] mysql:host=127.0.0.1;port=3306;dbname=c_67808;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000988s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000327s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000241s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000610s ]
SELECT * FROM `set` [ RunTime:0.000248s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000637s ]
SELECT * FROM `article` WHERE `id` = 459545 LIMIT 1 [ RunTime:0.000406s ]
UPDATE `article` SET `lasttime` = 1779671183 WHERE `id` = 459545 [ RunTime:0.015159s ]
SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.007710s ]
SELECT * FROM `article` WHERE `id` < 459545 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.006705s ]
SELECT * FROM `article` WHERE `id` > 459545 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000541s ]
SELECT * FROM `article` WHERE `id` < 459545 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005351s ]
SELECT * FROM `article` WHERE `id` < 459545 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000797s ]
SELECT * FROM `article` WHERE `id` < 459545 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000832s ]

0.109627s

ShowPageTrace