固定虚拟存储器的英文

• permanent virtual memory

• 固定:    fixed; regular
• 虚拟:    invented; fictitious
• 存储器:    accumulator; computer memory ...
• 虚拟存储器:    memory virtual; virtual memory unit; vm virtual memory; vm，virtual memory; vn virtual memory; vst virtual storage
• 单虚拟存储器:    single virtual storage