CPU为了与存贮器或I/O端口进行一个字节的数据交换，需要执行一次总线操作。按数据传输的方向来分，可将总线操作分为读操作和写操作两种类型；按照读/写的不同对象，总线操作又可分为存贮器读/写与I/O读/写操作。
读操作 [dú cāo zuò]
双语例句原声例句
-
它控制系统对于任何读操作所能预先读取的页数。
It controls how many pages the system reads ahead for any read operation.
-
该配置的目标是合并系统必须执行的读操作的数量。
The goal is to consolidate the number of read operations that the system must do.
-
因此，应提供足够的缓冲池空间来支持索引读操作。
Thus, provide sufficient buffer pool space to support index reads.
-
Good question, so there is this little reading head kind of like in an old phonograph player that does move back and forth and in and out depending on the implementation.
好问题，这就像,老留声机里的小读头,它通过来回移动,来完成不同的操作。
应用推荐
$firstVoiceSent
- 来自原声例句