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问题 多项选择题

大型焰火燃放作业技术负责人的岗位职责有（）。

A、组织领导燃放作业技术工作

B、组织制定燃放作业安全管理制度和操作规程

C、组织开展燃放作业人员安全教育、法制教育和岗位技术培训

D、主持制定燃放作业技术设计方案

答案

参考答案：A, B, C, 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.

Which number should you call if you want to see an opera?（）

A.241-2742.

B.723-1182.

C.381-3300.

D.232-6220.
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单项选择题

变压器空载运行和负载运行时（）相等。

A.副边电流

B.副边电压

C.效率

D.磁动势
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