问题 多项选择题

由于施工段内的施工任务由专业工作队依次完成,因而在两个施工段之间容易形成一个施工缝。为使施工段划分得合理,一般应遵循的原则有( )。

A.施工段的数目要满足合理组织流水施工的要求

B.同一专业工作队在各个施工段上的劳动量应大致相等,相差幅度不宜超过10%~15%

C.施工段的界限应尽可能与结构界限(如沉降缝、伸缩缝等)相吻合,或设在对建筑结构整体性影响大的部位

D.每个施工段内要有足够的工作面,以保证相应数量的工人、主导施工机械的生产效率,满足合理劳动组织的要求

E.对于多层建筑物、构筑物或需要分层施工的工程,应既分施工段,又分施工层,各专业工作队依次完成第一施工层中各施工段任务后,再转入第二施工层的施工段上作业,依此类推

答案

参考答案:A,B,D,E

问答题
单项选择题

A narrowing of your work interests is implied in almost any transition from a study environment to managerial or professional work. In the humanities and social sciences you will at best reuse only a fraction of the material (1) in three or four years’ study. In most career paths academic knowledge only (2) a background to much more applied decision-making. Even with a " training " form of degree, (3) a few of the procedures or methods (4) in your studies are likely to be continuously relevant in your work. Partly this (5) the greater specialization of most work tasks compared (6) studying. Many graduates are not (7) with the variety involved in (8) from degree study in at least four or five subjects a year to very standardized job (9) . Academic work values (10) inventiveness, originality, and the cultivation of self-realization and self-development. Emphasis is placed (11) generating new ideas and knowledge, assembling (12) information to make a " rational " decision, appreciating basic (13) and theories, and getting involved in fundamental controversies and debates. The humanistic values of higher (14) encourages the feeling of being (15) in a process with a self-developmental rhythm. (16) , even if your employers pursue enlightened personnel development (17) and invest heavily in " human capital " —for example, by rotating graduate trainees to (18) their work experiences—you are still likely to notice and feel (19) about some major restrictions of your (20) and activities compared with a study environment.

5()

A.reflects

B.affects

C.checks

D.reduces