首先, RAM翻译为随机存取存储器, 是个垃圾翻译, 能说点人话吗? 依据我的经验, 如果不明白一个东西是什么, 那就去找英文资料来看, 英文适合描述准确的东西, 而中文, 适合描述不清不楚的东西, 比如暧昧。
来看看wiki怎么说:
In computer science, random access (more precisely and more generally called direct access) is the ability to access any item of data from a population of addressable elements roughly as easily and efficiently as any other, no matter how many elements may be in the set. It is typically contrasted to sequential access.
For example, data might be stored notionally in a single sequence like a row, in two dimensions like rows and columns on a surface, or in multiple dimensions. However, g