【单选题】下图利用74LS161的同步置数功能可以实现哪种计数器功能( ) 【图片】
【简答题】目前,个人征信系统的信息来源主要是( )。
【单选题】Which can be inferred from the passage?
A.
The unintelligent child is always incurious to the outer world and fears to try.
B.
The intelligent child must be more aggressive than unintelligent ones.
C.
The differences of intelligence are due to the bad education.
D.
The intelligence is result of late education.
【单选题】首选适合采用导线测量做控制的区域是( )
【单选题】Babies need ___ attention.
【多选题】预应力张拉锚固体系,按锚固原理分类有:( )
B.
. 钢绞线夹片锚固 C. 精轧螺纹锚固 D. 支承锚固 E. 楔紧锚固