“双松”或“双紧”政策主要为解决()。 A.结构问题 B.总量问题 C.组织问题 D

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问题:

“双松”或“双紧”政策主要为解决()。

A.结构问题

B.总量问题

C.组织问题

D.系统问题

考点:投资建设项目管理师宏观经济政策综合宏观经济政策
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用科学记数法表示:0.000000723=(    );用四舍五入法取近似数:2073(保留两位有效数字),得到的近似数为(    ).

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泵注起泡剂时应先启泵排空,再关排空阀,逐步加大排量,待压力()井口压力时打开注人阀注入起泡剂。

A、低于

B、略高于

C、等于

D、接近

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Sociology is a social science that studies (1) societies, their interactions, and the processes that (2) and change them. It does this by (3) the dynamics of constituent parts of societies (4) as institutions, communities, populations, and gender, racial, (5) age groups. Sociology also studies social status (6) stratification, social movements, and social change, as (7) as societal disorder in the form of (8) , deviance, and revolution.
Social life overwhelmingly regulates (9) behaviour of humans, largely because humans lack (10) instincts that guide most animal behaviour. Humans (11) depend on social institutions and organizations to (12) their decisions and actions. Given the important (13) organizations play in influencing human action, it (14) sociology’s task to discover how organizations affect (15) behaviour of persons, how they are established, (16) organizations interact with one another, how they (17) , and, ultimately, how they disappear. Among the (18) basic organizational structures are economic, religious, educational, (19) political institutions, as well as more specialized (20) such as the family, the community, the military, peer groups, clubs, and volunteer associations.

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有关光学对点器,下列说法错误的时()

A、用双手滑动仪器位置,使目标成像清晰

B、调节光学对点器的目镜,使分划板的小圆圈清晰

C、拉出或推进对中器的镜管,使目标像清晰

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客运环境服务包括以下:()。

A、站容

B、车容

C、消毒

D、疾病防控

E、环境保护

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