低压配电装置室内,配电屏单列布置时,屏后通道的宽度应不小于1米,屏前通道的宽度应不小

题型:单项选择题

问题:

低压配电装置室内,配电屏单列布置时,屏后通道的宽度应不小于1米,屏前通道的宽度应不小于()且配电装置室内不应有与配电装置无关的管道、线路通过:

A.1米

B.1.5米

C.2米

考点:燃气安全环保知识竞赛电气安全电气安全题库
题型:单项选择题

急性左心衰竭导致

A.肺气肿
B.肺脓肿
C.肺不张
D.肺水肿
E.肺褐色硬化

题型:单项选择题

下列有关焰色反应的说法正确的是[     ]

A.焰色反应是金属单质表现的性质

B.焰色反应是因为发生了化学变化而产生的

C.焰色反应时观察到黄色火焰并不能确定原物质中一定不含钾元素

D.洗涤焰色反应中用到的铂丝可用稀硫酸代替稀盐酸

题型:单项选择题

汽车空调的作用就是使车厢内的空气()及空气的净洁度达到人体所需要的舒适范围。

A.温度

B.相对温度

C.风向

D.A、B和C

题型:单项选择题

某客户是公务员,每月收入5000元,饮食、穿衣等日常花费每月3000元,为提高生活品质,每年旅游开支12000元,则该客户日常生活覆盖储备应为()元较为合适。

A.9000 

B.12000 

C.15000 

D.20000

题型:单项选择题

The International Whaling Commission’s (IWC) decision to retain its ban on whaling does not mean that the killings will stop. Quite the (1) .

Save the Whale. It’s a phrase which became annoying with (2) , an unfavorable shorthand for liberal consciences. How appalling, then, that in the year 2010, it should be pressed (3) service again, to fight the whaling nations: Norway and Iceland, who exempted themselves from the 1986 prohibition (4) by the IWC, and Japan, which hunts whales under cover of " (5) research".

I am completely (6) by this week’s events in Morocco, where talks broke down. In my heart, I agree with those who have (7) the news that this year’s negotiations of the IWC have broken up, and (8) the prohibition would not be lifted (as the US proposed in a desperate (9) to break the deadlock). Yet reason (10) something else. If we do not (11) some kind of new control, the (12) will be able to go on with their slaughter (13) . Membership of the IWC is (14) , and the ban was only ever intended to be (15) . Japan, which has been buying the votes of nations with no interest in whaling (only in the 16 Japan offers in turn), will continue to press its case, having invested millions of dollars in its (17) . Geoffrey Palmer, New Zealand’s Commissioner at the IWC, has proposed a year-long (18) period. In the meantime, more whales will die.

We stand at a crossroad for whales. We see the (19) existence of these animals as an indicator of ecological threat. As symbols of an endangered world, they evoke, and provoke, a feeling that they have the same qualities as human on a scale equal to their size and supposed (20) . To some this is so much sentimental words in the New Age.

7()

A.embraced

B.criticized

C.received

D.declined

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