题目内容

51 单片机片内RAM 低128 个单元划分为哪三个主要部分?各部分的主要功能是什么?

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若点的绝对运动可以分解为牵连运动与相对运动,则质点的动能等于相对运动动能与牵连运动动能的和。

A. 对
B. 错

质点的动能越大,表示作用于质点上的力所作的功越大。

A. 对
B. 错

当轮子在地面上作纯滚动时,滑动摩擦力作负功。

A. 对
B. 错

Fill in the blanks with the following words.exemplaryanonymousprimemalnourishedhumanitariangenerouscompassionateconscientiousgracious1. Sibyl was the most _________, helpful, and generous person to work with.2. A _____________ teacher may feel inclined to take work home.3. She is always ______________ to the kids.4. I allowed him to go home on ________________ grounds.5. A company with an ____________ record on environmental issues should be encouraged by government.6. According to one employee, who wishes to remain _____________, the company engaged in illegal activities.7. The hotel is in a_________ location overlooking the valley.8. These ______________ children have not enough food to eat.9. _____________ aid is being sent to the refugees.

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