未知题型
下列自动喷水灭火系统中，（ ）可用于温度低于4℃或高于70℃的场所。
- A.湿式系统
B.干式系统
C.雨淋系统
D.水幕系统
【参考答案】
B
本题考核的是自动喷水灭火系统。干式系统在准工作状态时管道内充满用于启动系统的有压气体，可用于温度低于4。C或......
(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)
点击查看答案
相关考题
-
单项选择题
A．实证 B．虚证 C．虚实夹杂 D．虚中夹实 E．实中夹虚扶正法适用于( )
A.实证
B.虚证
C.虚实夹杂
D.虚中夹实
E.实中夹虚
扶正法适用于( -
未知题型
听力原文： (24[A]) Northern Ireland peace talks resumed yesterday with negotiations under orders from the US Chairman George Mitchell, former US Senator, (23[C]) to stop haggling and get down to the business of solving the worst violence in the province, 'The time has come to get down to serious negotiations and not to waste your time on full stops and commas. There is an urgent need for this process to proceed.' George Mitchell said.The talks, launched with fanfare by the British and Irish governments in June 12, started, however, without representatives of the key players, the IRA guerrillas fighting the British rules.Who is George Mitchell?A．A representative of the IRA guerrillas.B．A key player.C．A former US SenatorD．A businessman and writer.
A.'
B.
The
C.
Who
D.A
E.
B．A
F.
C．A
G.A -
单项选择题
合同是平等主体的自然人、法人或者其他组织之间设立、变更、终止民事权利义务关系的意思表示一致的协议。因此,它是( )方以上当事人的法律行为。
A.一
B．两
C．三
D．多
