但要成为特性优良的通用型信息存储系统，就必须以可接受的误码率同时满足这些性能指标（计算机外存储器的基本要求是使用户误码率低于10 - 12 ） 。

But in order to make it a general-purpose data storage system, it is very important to attain these desirable goals simultaneously with the acceptable bit error rate (BER)(10 -12).

youdao

基于DSP的全数字化无刷直流电机伺服系统，由包括DSP和片外存储器的以TMS320F240组成的小系统，及反馈信号采集模块2部分组成。

The servo system for full-digital BLDC motor consists of DSP, memory subsystem based on TMS320F240 and the module for feedback signal acquisition.

youdao