单选:设置自动喷水灭火系统的货架储物仓库应采用钢制货架,并应采用通透层板,层板中通透部分的面积不应小于层板总面积的()。 题目分类:二级消防工程师 题目类型:单选 查看权限:VIP 题目内容: 设置自动喷水灭火系统的货架储物仓库应采用钢制货架,并应采用通透层板,层板中通透部分的面积不应小于层板总面积的()。A.30%B.50%C.60%D.70% 参考答案:
The third place of the top three winners of the Imperial Exa The third place of the top three winners of the Imperial Examination is ().A.ZhuangyuanB. BangyanC. 分类:二级消防工程师 题型:单选 查看答案
Which of the following is a folk song of Jiangnan (regions s Which of the following is a folk song of Jiangnan (regions south of the Yangtze River)?A.Horse Pole 分类:二级消防工程师 题型:单选 查看答案
The biggest difference between the chin and the zheng is tha The biggest difference between the chin and the zheng is that one is played vertically and the other 分类:二级消防工程师 题型:单选 查看答案
内分泌疾病( ),主要指甲状腺在多种因素作用下,合成和分泌甲状腺素的量减少,从而出现诸多器官功能降低的症状和体征,如 A、甲状腺功能减退症(简称甲减)B、甲状腺功能亢进症(简称甲亢) 分类:二级消防工程师 题型:单选 查看答案