動どう的てき記き憶おく装そう置ち

Meanings

1

dynamic storage

Computing term for memory that requires periodic refreshing, such as DRAM. Contrasts with static storage.

attire, dress, pretend

置placement, put, set

静せい的てき記き憶おく装そう置ち
Static storage, which retains data without refreshing, unlike dynamic storage.

Compound of 動的 (dynamic) + 記憶 (memory) + 装置 (device). A technical term likely coined as a direct translation of the English 'dynamic storage'.