| 单词 | convection |
| 释义 | convection (kənvekʃən ) uncountable noun Convection is the process by which heat travels through air, water, and other gases and liquids. [technical] ...clouds which lift warm, moist air by convection high into the atmosphere. ...convection currents. Collocations: convection current If the water were fresh, the low-density warm water would float to the surface, causing a convection current. Retrieved from Wikipedia CC BY-SA 3.0 In addition to passive shutdown of the reactor, the convection current generated in the primary coolant system will prevent fuel damage (core meltdown). Retrieved from Wikipedia CC BY-SA 3.0 This sets up a convection current of hot air that rises from the heater, heats up the surrounding space, cools and then repeats the cycle. Retrieved from Wikipedia CC BY-SA 3.0 Chilled panels cool the rising warm air, which then drops, creating a natural convection current. Retrieved from Wikipedia CC BY-SA 3.0 If positioned correctly a radiator will create an air convection current in the room, which will provide the main heat transfer mechanism. Retrieved from Wikipedia CC BY-SA 3.0 |
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