单选题:采用K=115快速响应扩展覆盖喷头的自动喷水灭火系统,同一配水支管上喷头的最大间距和相邻配水支管的最大间距,矩形布置时长 题目分类:消防安全技术实务 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: 采用K=115快速响应扩展覆盖喷头的自动喷水灭火系统,同一配水支管上喷头的最大间距和相邻配水支管的最大间距,矩形布置时长边不应大于( )。 A.2.2m B.4.4m C.4.6m D.4.8m 参考答案:【答案仅供学习,请勿对照自行用药等】 答案解析:
舞台暗装彩灯泡,舞池脚灯彩灯赋泡,其功率均( )。 舞台暗装彩灯泡,舞池脚灯彩灯赋泡,其功率均( )。A.宜在30W以下,最大不应超过60W B.宜在40W以下,最大不应超过60W C.宜在30w以下,最大不应 分类:消防安全技术实务 题型:单选题 查看答案
When you look for a job, it's not your book knowledge but yo When you look for a job, it's not your book knowledge but your experience_______ 分类:消防安全技术实务 题型:单选题 查看答案
Eating too much fat can __________ to heart disease and high Eating too much fat can __________ to heart disease and high blood pressure.A.de 分类:消防安全技术实务 题型:单选题 查看答案
You seem to have a ready-made answer__________I ask you a qu You seem to have a ready-made answer__________I ask you a question.A.whenever B. 分类:消防安全技术实务 题型:单选题 查看答案
Lionel Messi, __________the record for the most goals in a c Lionel Messi, __________the record for the most goals in a calendar year, is con 分类:消防安全技术实务 题型:单选题 查看答案