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分析移位寄存器的特性。 1. 直送是将输入端数据装入到移位寄存器,既不左移也不右移。除时钟信号以外,装入还要使 ST_OP 为 ____(1)____ (00/01/10/11),相当于上面数据寄存器的 REGce 。 2. 左移时ST_OP是 ____(2)____ (00/01/10/11) ;右移时ST_OP是 ____(3)____ (00/01/10/11) 。 3. 本实验设计的移位寄存器是对移位寄存器 ____(4)____ (内部保存的数据/输入端数据)进行移位,这和常见的移位寄存器不同
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【简答题】In the early 1980s, logistics was introduced to China from ________ 。
【单选题】In the 1980s, which kind of transportation is the most widely used in China?
A.
Feet
B.
Bike
C.
Car
D.
Railway
【简答题】In China，people born in and after the 1980s are called the post-80s generation(一代人)．Most of them come from single-child families. However，this generation is playing a more and more important part in C...
【单选题】以需要为研究基础，着重对激励的原因与起激励作用的因素的具体内容进行研究，这种理论是（）。
A.
过程型理论
B.
行为改造理论
C.
综合激励模式理论
D.
内容型激励理论
【简答题】以需要为研究基础，着重对激励的原因与起激励作用的因素的具体内容进行研究，这种理论是() A.过程型理论 B.行为改造理论 C.综合激励模式理论 D.内容型激励理论
【单选题】China's largest export commodity at the beginning of the 1980s was ______ .
A.
Textiles
B.
Clothing
C.
Agriculture products
D.
Oil
【简答题】阅读理解。 In China, people born in and after the 1980s are called the post-80s generation (一代人). Most of them come from single-child families. However, this generation is playing a more and more important...
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