| 摘要 |
A GRINDING SYSTEM HAS A MAIN FRAME (1) WITH AN INLET (13) FOR RECEIVING THEREIN A MATERIAL, A TRANSMITTING MEMBER (12) FOR TRANSMITTING THE MATERIAL, A GRINDING DEVICE (15) IN COMMUNICATION WITH THE MAIN FRAME(1) SUCH THAT THE MATERIAL TRANSMITTED BY THE TRANSMITTING MEMBER (12) IS GROUND BY THE GRINDING DEVICE (15), A FIRST CONTAINER (2) IN COMMUNICATION WITH THE GRINDING DEVICE (15) FURTHER REFINE THE MATERIAL; CONTAINERS (3,4) IN COMMUNICATION WITH ONE ANOTHER AND THE FIRST CONTAINER (2), A POWDER RETRIEVING CONTAINER (5) FOR RETRIEVING THE GROUND POWDER BY THE POWDER RETRIEVING BAGS (53) PROVIDED INSIDE THE POWDER RETRIEVING CONTAINER (5) AND A NEGATIVE PRESSURE GENERATOR (6) FOR GENERATING A NEGATIVE PRESSURE ENVIRONMENT INSIDE THE FIRST CONTAINER (2), THE CONTAINERS (3,4) AND THE POWDER RETRIEVING CONTAINER (5) FOR TRANSPORTING THE GROUND POWDER.
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