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建设项目的“三同时”原则是什么？

答案

参考答案：

建设项目安全设施必须与主体工程同时设计、同时施工、同时投入生产和使用。

多选题
两个有界匀强磁场方向均垂直纸面，但方向相反，磁感应强度均为B，宽度分别为L和2L．有一边长为L的正方形闭合线圈在外力作用下，向右匀速通过整个磁场，如图所示，用i表示电路中的感应电流，F表示外力，FA表示线框受到的安培力，PQ表示线圈中的热功率，并以逆时针方向为感应电流正方向，向右为力的正方向，线圈在图示位置为位移起点，则下列图象中正确的是（　　）

A．

B．

C．

D．
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填空题

Do You Need an MBA


Perhaps you have seen the media stories and some of the exciting career opportunities of MBAs, and you imagine, "That could be me ... " You might be well into the career of (26) dreams, but you have been told you will need an (27) to advance. Or, you may be at a (28) in your career and wonder how you should make a translation. (29) of what initially inspired you to consider an MBA degree, you (30) start with a thorough self-assessment process that will help you match your personal strengths and interests with your professional ones to help you explore (31) an MBA makes sense for you.
(32) helps you focus and articulate your thinking. Exhibiting undirected thinking or behavior might (33) you from gaining admission to an MBA program. More importantly, you will limit your return on investment if you (34) choose a school or are ill-prepared to take (35) of its educational opportunities. The MBA is very different from many (36) graduate degrees, in which academic promise is (37) paramount in the admissions process. At a minimum, business school (38) officers consider career history and aspirations, evidence of leadership potential, and academic achievement. (39) the typical MBA candidate has several years of full-time, post-undergraduate work experience in a (40) capacity and can clearly articulate motivations for MBA study.
A good self-assessment process will help you establish specific career and education goals (41) utilize your strengths (42) address your weaknesses. Lacking specific goals, you will be searching (43) direction for a school. How will you eliminate options, much (44) make a choice you will be happy with in the end (45) will you determine whether the MBA experience was a good value Whenever you are considering major changes in your life, self-assessment can help you clarify your goals and make wise decisions.

A. When B. How C. Whether D. Why
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