閉へい鎖さ式しき

noun

closed circuit; closed system

Technical term used in engineering and electronics to describe a circuit or system that forms a complete loop, as opposed to an open circuit. Often appears in compounds like 閉鎖式回路.

• この装そう置ちは閉へい鎖さ式しきの冷れい却きゃくシステムを採さい用ようしている。

  This device uses a closed-circuit cooling system.