downcomer

名词 n.
中文释义

英文释义

名词 n.
  1. A pipe to conduct something downwards.; A large external pipe in a water-tube boiler, carrying unheated water from the steam drum down to the water drum as part of the circulation path.
  2. A pipe to conduct something downwards.; A pipe for leading the hot gases from the top of a blast furnace downward to the regenerators, boilers, etc.

词形变化

downcomers plural

词源

From down + comer.
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