EMS环境管理体系基础题库答案解析_EMS环境管理体系基础题库在线题库

SELECT a.*, count(b.id) as num FROM `tcyun_exam` `a` INNER JOIN `tcyun_exam_question` `b` ON `a`.`id`=`b`.`examid` WHERE `a`.`id` = 'in' AND `a`.`cate` = '3' GROUP BY `b`.`examid`EMS环境管理体系基础题库答案解析_EMS环境管理体系基础题库在线题库_审核员考试资料网