Exhaust system of quick shaping psammitolite
The utility model discloses an exhaust system of quick shaping psammitolite, quick shaping psammitolite includes appearance, lower appearance and whole psammitolite, exhaust system includes: a plurality of psammitolite exhaust holes, the bottom at whole psammitolite is arranged to its longitudinal s...
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Format: | Patent |
Sprache: | chi ; eng |
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