| 摘要 |
An ultra-low temperature magnetic polishing machine includes a housing defining therein a grinding chamber, a door hinged to the housing and controllable to open/close the grinding chamber, a motor mounted inside the housing below the grinding chamber, a magnetic disc set in between the grinding chamber and the motor and rotatable by the motor to cause an alternative magnetic field in the grinding chamber, a freezer having an output pipeline inserted into the grinding chamber and freezing medium deliverable through the output pipeline into the grinding chamber, a container set in the grinding chamber, and magnetically conductive grinding media put in the container.
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