| 释义 |
ball mill
ball mill n (General Engineering) engineering a horizontal cylinder or cone in which a substance, such as a mineral, is ground by rotation with steel or ceramic balls ball mill
ball mill[′bȯl ‚mil] (mechanical engineering) A pulverizer that consists of a horizontal rotating cylinder, up to three diameters in length, containing a charge of tumbling or cascading steel balls, pebbles, or rods. Also known as ball grinder. |