| 摘要 |
A discharge tube for a gas laser including an elongated cylindrical tube, a plurality of heat-conduction members spaced apart along the cylindrical tube and about the tube axis and having gas-flow return holes near the outer perimeter thereof, and a plurality of non-conductive, pronged, disc-shaped blocking members being positioned, respectively, in the space between and outside the volume of adjacent heat conduction members so as to be unattached to either adjacent heat conduction member.
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