泵站及管路系统无漏、窜液现象,泵压达到标准要求≥()。A、24Mpa B、28Mp

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问题:

泵站及管路系统无漏、窜液现象,泵压达到标准要求≥()。

A、24Mpa

B、28Mpa

C、30Mpa

考点:煤炭局考试煤炭局考试题库
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()和抢占属性共同决定隧道之间的资源抢占关系。

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National Forecast

LONDON —This Evening and Tonight:

Rain, locally heavy across northwest Scotland. Mostly cloudy but dry in other northern and western areas.  Dry with clear spells(持续时间)in more central and eastern parts, but some low cloud and fog will develop. Generally mild with light winds.

Saturday:

Cloud and rain over western Scotland at the beginning will gradually push down over N. Ireland and northwest England. Largely dry, warm with sunny spells elsewhere, once early fog and low cloud clears.

http://www.times.online.co.uk/tol/news/weather/

The Nation's Weather

Fri, Aug 24,

NEW YORK—Heavy rain was forecast throughout Friday in parts of the Midwest. The heaviest rainfall was over northern Illinois, with more than 4 inches possible around Chicago.

Wet weather was also expected in the Plains as the same storm system tracks through the region.

Periods of heavy rain were also forecast for the Northeast as the remnant(剩余部分)of tropical storm Erin moves into the Canadian Maritimes.

Hot weather was expected to continue in the South and West.

http://www.underground.com

Death toll rises to 36 in China typhoon

Wed, Aug 22,

BEIJING— At least 36 people were killed by Typhoon Sepat in four provinces in eastern and central China in widespread destruction that also forced the evacuation (撤退)of l.37 million people.

More than 60,000 homes in the provinces of Fujian, Jiangxi, Zhejiang and Hunan also were destroyed or damaged, Xinhua News Agency said.

Total economic losses in the provinces have reached $ 663 million.

Fujian was the worst-hit province, with 18 people killed, Xinhua said.

Earlier, the storm, named after a Malaysian fish, killed at least one person in Taiwan, and left three dead in the Philippines.

http://news.yahoo.com/s/ap

小题1:On August 25, in N. Ireland and northwest England, there will be _____.

A.low cloud and fog

B.typhoon and flood

C.cloud and rain

D.sunshine and mild wind小题2:What was the weather like in the south and west of the USA on Thursday?

A.It was hot.

B.It was rainy.

C.It was foggy.

D.It was warm.小题3:The storm named Sepat _____.

A.caused one death in the Philippines

B.killed 18 people in Taiwan

C.destroyed about 60,000 homes in Fujian

D.caused great economic losses小题4:The name of Typhoon Sepat comes from  _____.

A.a tropical storm

B.a Malaysian fish

C.a place

D.a person

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路由信息协议RIP是内部网关协议IGP中使用得最广泛的一种基于 (1) 的协议,其最大优点是 (2) 。RIP规定数据每经过一个路由器,跳数增加1,实际使用中,一个通路上最多可包含的路由器数量是 (3) ,更新路由表的原则是使到各目的网络的 (4) 。更新路由表的依据是:若相邻路由器说“我到目的网络Y的距离为N”,则收到此信息的路由器K就知道“若将下一站路由器选为X,则我到网络Y的距离为 (5) ”。

1()

A.链路状态路由算法

B.距离矢量路由算法

C.集中式路由算法

D.固定路由算法

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______和种子来源是原生植物群落复生的有利条件。

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可充气的袖珍气体打火机

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