| 单词 | heatsink |
| 释义 | heatsink [`hēt´siŋk] AEROSPACE ENGINEERING 1. A type of protective device capable of absorbing heat and used as a heat shield. 2. In nuclear propulsion, any thermodynamic device, such as a radiator or condenser, that is designed to absorb the excess heat energy of the working fluid. Also known as heat dump. ELECTRICITY A mass of metal that is added to a device for the purpose of absorbing and dissipating heat; used with power transistors and many types of metallic rectifiers. Also known as dissipator. THERMODYNAMICS Any (gas, solid, or liquid) region where heat is absorbed. |
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