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教学课件

6.3 齿轮
6.2 键连接和销连接.
6.1 螺纹及螺纹紧固件
5.5 第三角画法简介
5.4 其他表示法
5.3 断面图
5.1 视图
4.6 识读组合体视图
4.5 组合体的尺寸标注

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基本文件流程错误 SQL 调试

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[ SQL ] SELECT `option_value` FROM `cmf_option` WHERE `option_name` = 'cdn_settings' LIMIT 1 [ RunTime:0.011309s ]
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[ SQL ] SHOW COLUMNS FROM `cmf_portal_category` [ RunTime:0.011773s ]
[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` WHERE `name` = '专业管理' AND `parent_id` = 0 AND `status` = 1 AND `delete_time` = 0 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011336s ]
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[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` WHERE `parent_id` = 43 AND `status` = 1 AND `delete_time` = 0 ORDER BY `id` ASC [ RunTime:0.011349s ]
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[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` WHERE `name` = '精品课程列表' AND `parent_id` = 0 AND `status` = 1 AND `delete_time` = 0 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011254s ]
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[ SQL ] SHOW COLUMNS FROM `cmf_material` [ RunTime:0.011762s ]
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