| 摘要 |
A container is provided to prevent a packing from being adhered to an accommodation tub by forming projections at the packing. A container comprises an accommodation tub(100) which is made of a ceramic material; a cover(200) which and closes the accommodation tub; and a packing(300) which is installed at the cover and has a plurality of projections(310a,310b) formed lone at the surface facing with the accommodation tub along the length direction of the packing.
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