问题 单项选择题

为能达到较高的脱盐率,下列说法错误的是()。

A.一般情况下,电场强度提高,脱盐率则随之提高

B.但超过一定范围,再提高电场强度,对提高脱盐率效果不大

C.引进的国外电脱盐电场强度大都在1000V/cm3左右

D.因此电场强度越大越好

答案

参考答案:D

单项选择题

A

Music

Opera at Music Hall: 1243 Elm Street. The season runs June through August, with additional performances in March and September. The Opera honors Enjoy the Arts membership discounts. Phone: 241-2742. http://www.cityopera.com.

Chamber Orchestra: The Orchestra plays at Memorial Hall at 1406 Elm Street, which offers several concerts from March through June. Call 723-1182 for more information. http: //www.chamberorch.com.

Symphony Orchestra: At Music Hall and Riverbend. For ticket sales, call 381-3300. Regular season runs September through May at Music Hall in summer at Riverbend. http://www.symphony.org/home.asp.

College Conservatory of Music (CCM): Performances are on the main campus(校园) of the university, usually at Patricia Cobbett Theater. CCM organizes a variety of events, including performances by the well-known LaSalle Quartet, CCM’s Philharmonic Orchestra, and various groups of musicians presenting Baroque through modern music. Students with I.D. cards can attend the events for free. A free schedule of events for each term is available by calling the box office at 556-4183. http://www.ccm.uc.edu/events/calendar.

Riverbend Music Theater: 6295 Kellogg Ave. Large outdoor theater with the closest seats under cover (price difference).Big name shows all summer long! Phone:232-6220. http://www.riverbendmusic.com.

How is Riverbend Music Theater different from the other places?()

A. It has seats in the open air.

B. It gives shows all year round.

C. It offers membership discounts.

D. It presents famous musical works.

多项选择题 案例分析题