For many years, a large number of schools, enterprises, factories, families, personal computers, notebooks, electronic digital products, the recycling price, rapid door-to-door recycling.

　　Since memory is used to store data and programs that are currently in use (that is, being executed), how does it work? The memory of the computer we usually refer to refers to dynamic memory (DRAM). The so-called "dynamic" in dynamic memory means that after we write data into DRAM, the data will be lost after a period of time, so an extra circuit is needed to refresh the memory.

　　隨

　　在計算機的結構中，有一個非常重要的部分，那就是內存。內存是用來存儲程序和數據的部件。

　　就電腦而言，有了內存，就有了保證正常工作的記憶功能。

　　內存有很多種，按用途可分為主存和內存。主存也叫內存(簡稱內存)，內存也叫外存(簡稱外存)。外部存儲器通常是磁介質或光盤，如硬盤、軟盤、磁帶、光盤等。，可以長時間保存信息并且不依靠電力保存信息，而是由機械部件驅動，速度比CPU慢很多。

　　我們承諾:將回收的服務器和電腦硬盤全部格式化，讓您的數據更放心，不泄露。