主页
学科
搜索
账户
常见问题
当前学科:消防安全案例分析综合练习
题目:
单选
自动喷水灭火系统的持续喷水时间,应按火灾延续时间不小于()确定。
A . 0.5h
B . 1.0h
C . 1.5h
D . 2.0h
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
During the project, requirements change for a variety of reasons. As needs change and as work proceeds, additional requirements are derived and changes may have to be made to the existing requirements. It is essential to manage these additions and changes efficiently and effectively. To effectively analyze the impact of the changes, it is necessary that the source of each requirement is known and the rationale for any change is documented. The project manager may, however, want to track appropriate measures of requirements volatility to judge whether new or revised()are necessary.
小便频数,排尿灼热涩痛,小便短赤,尿血,腰痛,发热口渴,属()
SO2的红外线特征可吸收波段是()μm
以下集成电路()是GTR的专用集成电路。
患儿,在高约50cm床上玩耍,不慎跌落地面,左肘部拒绝触碰,前来我院急诊就诊。查体见小儿不肯用左手取物和活动肘部,局部无明显畸形。患儿治疗后3个月被家人牵拉左手后复发,最佳治疗方案是()
手机上应有哪些标志()。
标题《民航总局公安部关于民航安全问题的通告》属于()。
用()命令可指定下次启动使用的操作系统软件。
诊断慢性胃炎最可靠的依据是()