XTRB30单机柜功耗大约是多少:()A.1000W B.1200W C.1600W

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问题:

XTRB30单机柜功耗大约是多少:()

A.1000W

B.1200W

C.1600W

D.2100W

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A new study has shown that we tend to remember the bad times better than the good.
The study, from Boston College psychologist, Elizabeth Kensinger and colleagues, has (36) that we retain and bear in mind events that carry negative emotional burden.
Her research shows that whether an event is pleasing or aversive (厌恶的;引起厌恶的)seems to be a (37) determinant of the accuracy with which the event is remembered, with negative events being remembered in greater detail than positive ones.
To (38) her theory, Kensinger gives the example of a sight of a man on a street holding a gun. After seeing the man, people remember the gun clearly, but they forget the details of the street.
Functional Magnetic Resonance Imaging (FMRI) studies have shown (39) cellular activity in emotion processing regions at the time that a negative event is (40) .
The more activity in the orbitofrontal cortex and the amygdala, two emotion-processing regions of the brain, the more likely an individual is to remember details (41) linked to the emotional aspect of the event, such as the exact appearance of the gun.
Kensinger argues that recognizing the (42) of negative emotion on memory for detail may, at some point, save our lives by guiding our actions and allowing us to plan for similar future (43) .
"These benefits make sense within an (44) framework. It is logical that (45) would be focused on potentially threatening information," says Kensinger.
A.occurrencesI.critical
B.imagined J.effects
C.evolutionary K.supporting
D.substantiate L.attention
E.concluded M.experienced
F.achievements N.intrinsically
G.influence O.suggested
H.increased

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把蚕豆叶表皮浸泡在6%的尿素溶液中,开始时表皮细胞发生了质壁分离,然后自动复原。发生复原的原因是[ ]

A.细胞壁被破坏

B.原生质层被破坏

C.尿素分子进入细胞

D.尿素溶液浓度低于细胞液浓度

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简述职位分类制度的特点。

题型:单项选择题

下列哪个说法是正确的?

A.体操运动员双手握住单杠吊在空中不动时处于失重状态

B.蹦床运动员在空中上升和下落过程中都处于失重状态

C.举重运动员在举起杠铃后不动的那段时间处于超重状态

D.游泳运动员仰卧在水面上静止不动时处于失重状态

题型:单项选择题

某工作站无法访问域名为www.csai.cn的服务器,此时使用ping命令按照该服务器的 IP地址进行测试,发现响应正常。但是按照服务器域名进行测试,发现超时。此时可能出现的问题是 (65)

A.线路故障

B.路由故障

C.域名解析故障

D.服务器网卡故障

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