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下列关于水喷雾灭火系统的表述中，哪几项正确
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下列有关自动喷水灭火系统设计的说法中，哪几项正确
下述水喷雾灭火系统设计参数选择中，哪几项是正确的 保护对象 水雾喷头工作压力(MPa) 系统响应时间(s) ① 电缆 0.4 40 ② 甲类液体储罐 0.3 60 ③ 油浸式电力变压器 0.3 60 ④ 丙类液体储罐 0.15 300
When three Florida boys were diagnosed as having AIDS, their barber refused to cut their hair and their house was burned down by neighbors. These reactions may be (1)_____, but other AIDS sufferers have experienced job loss, (2)_____ of insurance, and even (3)_____ by their families and friends. Social scientists use the term stigma to describe the discredit and shame that public hostility can (4)_____ a group of people. (5)_____, AIDS sufferers are often stigmatized. Where do these stigmatizing attitudes come from AIDS forces us to confront our own (6)_____ in a particularly (7)_____ way, because most of its victims are young. Some people (8)_____ feelings of vulnerability by convincing themselves that AIDS victims are not like them and (9)_____ their fate. They define AIDS (10)_____ something that can happen only to members of certain groups. Because homosexuals are already a target of (11)_____, people"s intolerance becomes (12)_____ to victims of the disease. The stigma of AIDS has created a (13)_____ for people who think they may be (14)_____ risk. Should they (15)_____ themselves tested for HIV—and risk discrimination if their test results are positive (16)_____ should they avoid being tested Many people take the (17)_____ course. Even when HIV testing is required by law, many people (18)_____ great lengths to avoid it. The tragic result is that many people who have the virus do not (19)_____ out about it, do not receive treatment, and remain (20)_____ to spread the virus to others.
某交通指挥大楼的配电房(体积800m3)、指挥中心(主机房、活动地板及吊顶内合计体积3500m3)、数据处理机房(体积600m3)设置一套七氟丙烷组合分配管网灭火系统，下列有关该大楼气体灭火系统的设计，哪几项正确
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