问题 单项选择题

两次加水法的施工工艺为:先将全部的石子、砂和( )的水倒入搅拌机,拌和15秒,再倒入全部水泥搅拌30秒,然后加入( )的水,搅拌60秒完成。

A.60%,40%
B.30%,70%
C.70%,30%
D.40%,60%

答案

参考答案:C

解析: 二次加水法,亦称裹砂石法混凝土搅拌工艺,其施工工艺为:先将全部的石子、砂和70%的水倒入搅拌机,拌和15秒,再倒入全部水泥搅拌30秒,然后加入30%的水,搅拌60秒完成。

阅读理解

Attractions in Wisconsin

Wisconsin Historical Museum

30 N. Carroll Street on Madison’s Capital Square

Discover Wisconsin’s history and culture on four floors of exhibits. Open for public program.

Admission is free.

Open Tuesday through Saturday, 9:00am---4:00pm.

( 608 ) 264-6555  www.wisconsinhistory.org/museum

Swiss Historical Village

612 Seventh Ave., New Glares

The Swiss Historical Village offers a delightful look at pioneer life in America’s heartland.14 buildings in the village give a full picture of every day life in the nineteenth-century Midwest.

Tue.---Fri., May 1st ---October 31st , 10:00am---4:00pm. Admission is $20

( 608 ) 527-2317  www.swisshistoricalvillage.com

Artisan Gallery & Creamery Cafe`

6858 Paoli Rd., Paoli WI

One of the largest collections of fine arts and crafts in Wisconsin. Over 5000 sq. ft. of exhibition space in a historical creamery. While visiting enjoy a wonderful prepared lunch at our cafe` overlooking the Sugar River. Just minutes from Madison!

Gallery open Tue.—Sun.,10:00am—5:00 pm

Cafe` open Wed.—Sat, 11:00 am—3:00 pm

Sun. brunch with wine, 10:00---3:00 pm

( 608 ) 845-6600  www.artisangal.com

Christopher Columbus Museum

239 Whitney St., Columbus

World-class exhibit ---2000 quality souvenirs marking Chicago’s 1893 World Columbus Exhibition. Tour buses are always welcome.

Open daily, 8:15 am—4:00 pm

( 608 ) 623-1992  www.columbusantiquemall.com

小题1:Where can you go for a visit on Monday?

A.Wisconsin Historical Museum

B.Swiss Historical Village

C.Artisan Gallery & Creamery Cafe`

D.Christopher Columbus Museum小题2:Where can visitors have lunch?

A.At Wisconsin Historical Museum

B.At Swiss Historical Village

C.At Artisan Gallery & Creamery Cafe`

D.At Christopher Columbus Museum小题3:We can learn from the text that_________.

A.Swiss Historical Village is open for half a year.

B.Christopher Columbus Museum overlooks a river.

C.Tickets are needed for Wisconsin Historical Museum

D.Artisan Gallery & Creamery Cafe are open daily for 4 hours.

判断题