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单选题
高等数学二（专升本）
A
连续的
B
可导的
C
左极限≠右极限
D
左极限＝右极限
正确答案
正确答案：
D
详细解析
所属课程：
高等数学二（专升本）
考试类型：
统招专升本
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请求信息 : 2026-08-17 16:58:30 HTTP/2.0 GET : web.20230611.cn/index/question/detail/id/3592787.html
运行时间 : 0.056553s [ 吞吐率：17.68req/s ] 内存消耗：391.28kb 文件加载：143
查询信息 : 3 queries 0 writes
缓存信息 : 0 reads,1 writes
配置加载 : 78
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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000019s ]
[ CACHE ] INIT File
[ BEHAVIOR ] Run \addons\alioss\Alioss @app_init [ RunTime:0.000423s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000443s ]
[ BEHAVIOR ] Run app\common\behavior\Common @app_init [ RunTime:0.000121s ]
[ LANG ] /www/wwwroot/learn/thinker/admin/thinkphp/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000018s ]
[ ROUTE ] array ( 'type' => 'module', 'module' => array ( 0 => 'index', 1 => 'question', 2 => 'detail', ), )
[ HEADER ] array ( 'accept-encoding' => 'gzip, br, zstd, deflate', 'user-agent' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)', 'accept' => '*/*', 'host' => 'web.20230611.cn', 'content-length' => '', 'content-type' => '', )
[ PARAM ] array ( 'id' => '3592787', )
[ LANG ] /www/wwwroot/learn/thinker/admin/public/../application/index/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @module_init [ RunTime:0.000135s ]
[ BEHAVIOR ] Run \addons\alioss\Alioss @module_init [ RunTime:0.000131s ]
[ BEHAVIOR ] Run \addons\user\User @upload_config_checklogin [ RunTime:0.000032s ]
[ BEHAVIOR ] Run \addons\alioss\Alioss @upload_config_init [ RunTime:0.000113s ]
[ BEHAVIOR ] Run \addons\summernote\Summernote @config_init [ RunTime:0.000126s ]
[ RUN ] app\index\controller\Question->detail[ /www/wwwroot/learn/thinker/admin/application/index/controller/Question.php ]
[ DB ] INIT mysql
[ VIEW ] /www/wwwroot/learn/thinker/admin/public/../application/index/view/question/detail.html [ array ( 0 => 'user', 1 => 'site', 2 => 'config', 3 => 'question', 4 => 'relatedQuestions', ) ]
0.068951s
