vt. 改编 ... 的编码指令序列; 为 ... 重编程序
A programmable read-only memory that can be erased by exposure to ultraviolet light and then reprogrammed. 可擦写编程的只读存储器可编程只读存储器,可经紫外线照射后去掉原程序后再编程
预排程序的