单词 | ball-and-race-type pulverizer |
释义 | ball-and-race-type pulverizer [¦bȯl ǝn ¦rās ´tīp `pǝl·vǝ´rīz·ǝr] MECHANICAL ENGINEERING A grinding machine in which balls rotate under an applied force between two races to crush materials, such as coal, to fine consistency. Also known as ball-bearing pulverizer. |
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