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举一反三
【多选题】有节奏流水施工的主要特点有（ ）
A.
同一施工过程在各施工段上的流水节拍相等
B.
不同施工过程间的流水节拍不一定相等
C.
不同施工过程间的流水节拍相等
D.
流水步距为最小节拍的整数倍数
E.
各施工过程的流水节拍均为最小节拍的整数倍数
【单选题】无节奏流水施工的主要特点是（ ）。
A.
各施工过程的施工段数不相等
B.
施工段可能有间歇时间
C.
专业工作队数不等于施工过程数
D.
全部或部分施工过程在各个施工段上的流水节拍不相等
【单选题】Getting up earlier than usual or sleeping a couple of hours late can have a significant effect on your mood, according to research published in 1997. When the body’s internal clock, or circadian (生理节奏...
A.
off C) up
B.
along D) down
【单选题】Every year television stations receive hundreds of complaints about the loudness of advertisements. However, federal rules forbid the practice of making ads louder than the programming. In addition, t...
A.
TV stations always operate at the highest sound levels
B.
their sound levels are kept around peak levels
C.
their sound levels are kept in the middle frequency ranges
D.
unlike regular programs their intensity of sound varies over a wide range