单词 | Cottrell precipitator |
释义 | Cottrell precipitator [`kä·trǝl prǝ`sip·ǝ´tād·ǝr] ENGINEERING A machine for removing dusts and mists from gases, in which the gas passes through a grounded pipe with a fine axial wire at a high negative voltage, and particles are ionized by the corona discharge of the wire and migrate to the pipe. |
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