| 摘要 |
The filler material for simplifying the mounting and exchanging work of the material, the cleaning of the contaminated material for the reuse, comprises two hemispherical bodies having ring body (23) formed along the maximum circumference of the hemisphere surface, a plurality of curved bands (20) parallelly attached on the ring body, a plurality of needle type projections (21)(22) projected from the outer/inner surface of the curved band (20). The spherical filler material body is filled with small ball bodies. The ring parts of the hemispherical bodies connected at the male and female combinined sections (25)(25').
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