如图所示为某公路上的交通标志牌,司机在遵守交通规则的前提下,从看到这块标志牌的地

题型:选择题

问题:

如图所示为某公路上的交通标志牌,司机在遵守交通规则的前提下,从看到这块标志牌的地方到到达北京,匀速行驶的汽车最快所需的时间是(  )

A.2800s

B.0.57h

C.1.75h

D.1.25h

考点:速度公式及其应用
题型:选择题

The Best of Alaska

Nothing evokes(唤起) Alaska like a whale exploding out of the water or an eagle pulling a silver fish from the river.Combine these images with high mountains,brilliant icebergs and wonderful meals and you really do have the Best of Alaska!

Join us for an unforgettable 7­day excursion(远足) to the last frontier!Additional highlights include:a scenic flight over Glacier Bay National Park,a rafting trip through the heart of the Chilkat Bald Eagle Preserve,historic Skagway,a whale watching cruise and the company of knowledgeable local guides.

HIGHLIGHTS:

JUNEAU:Juneau,the state capital,is rich in culture and scenic beauty.It is here that we start and end our trip.

HAINES:Haines is a small community located along the fiords(峡湾).The natural beauty and expansive wilderness found here have made Haines a premier center for adventure in Alaska.In 2004,Haines was listed by Outside Magazine and National Geographic Adventure as one of the best places for recreation and living.The activities listed below are located in Haines.

ALASKA INDIAN ARTS:Alaska Indian Arts is a nonprofit corporation dedicated to the preservation and continuation of traditional native craft and culture of the Northwest Native Tribes.Alaska Indian Arts is also the headquarters for several of Alaska’s outstanding craftsmen and artisans.We spend a few hours learning carving,native beading(串珠饰) and culture from these master artists.

SKAGWAY:Skagway is famous for its role in the Klondike Gold Stampede over 100 years ago.Today,it is a historic yet lively town,which still reflects its gold rush roots and contains colourful shops.In Skagway,we stop by the Klondike Gold Rush National Park Visitor’s Center and ride the White Pass Yukon Route Railway.

GUSTAVUS:Gustavus is the gateway to the Glacier Bay National Park.We’ll stay at a comfortable lodge here for two nights.This will be the base for both the whale­watching excursion and a full day cruise in Glacier Bay.

DATES/PRICES:

May 16,June 20,July 18,August 15.

7 days—$3,500,including lodging,all meals,excursions,guides,park fees,sales taxes,and transportation between Juneau,Skagway,Haines,and Gustavus.Not included:alcohol,personal items,airfare to and from Juneau.

CONTACTS:

E­mail:info@alaskamountainguides.com

Call:(800)766­3396

Write:Alaska Mountain Guides & Climbing School

P.O.Box 1081,Haines AK 99827

小题1:You can feel the history of the local place at ______.

A.Juneau

B.Skagway

C.Haines

D.Gustavus小题2:You can watch a whale exploding out of the water at ________.

A.the Glacier Bay National Park

B.the Klondike Gold Rush National Park

C.the White Pass Yukon

D.the Northwest Native Tribes小题3:According to the advertisement,the participants of the excursion ________.

A.will spend one day experiencing the local culture at Alaska Indian Arts

B.can contact Alaska Mountain Guides & Climbing School by e­mail or fax

C.are able to experience some adventurous activities in Haines

D.can get lots of traditional native artworks free of charge小题4:Which of the following requires participants to pay additional fees?

A.Going from Gustavus to Juneau by train.

B.A full day cruise in Glacier Bay.

C.Having the last supper at Juneau.

D.Flying from Juneau to their hometowns.

题型:选择题

某安装公司承担了某重工企业的重型锻压机车间及炼钢车间的基础施工和安装工程。安装过程中工程测量使用了光学经纬仪和全站仪,施工日期正值冬季。根据设备安装图和有关的技术规范,对已完工的基础进行全面的复测和检查合格以后才能进行设备的安装。
在该工程施工中遵照《工业炉砌筑工程施工及验收规范》(GB 50211)及其他现行的标准、规范的规定执行。

《工业炉砌筑工程施工及验收规范》中规定工业炉砌筑工序交接证明书中应有钢结构和炉内轨道等的( )复测纪录。

A.安装位置主要尺寸

B.控制标高测量

C.焊接严密性试验

D.密封试验

题型:选择题

20世纪20年代以来,苏、美经济发展的模式不同,对两国及世界经济造成巨大影响。据此回答下列问题:

(1)20世纪30年代,苏、美两国的经济发展各有何基本特征?(4分)

(2)简要分析出现上述基本特征的原因。(4分)   

(3)结合二战后初期的有关史实,说明苏、美两国的经济发展模式在世界上的扩张情况及其影响。(4分)

题型:选择题

按照市场情况,延期补偿费可能为正或负。

题型:选择题

高压管道

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