它可能是肉质的、木栓质或海绵质的结构。
骨的外层为质密的骨皮质，包围着海绵状骨松质中心区（不算骨髓腔）。
An external layer of compact Bone surrounds a central area of spongy Bone, except at the marrow cavity.
吸水性能测试结果显示该聚电解质海绵具有较高的吸水率。
The results of water absorption tests showed that the polyelectrolyte sponge exhibited higher water absorption ability.
研究了我国渤海海域发现的一种硅质海绵骨针的结构和力学性能。
The structure and mechanical properties of silica sponge spicule found in China Bo-hai were studied.
它们直接由海水中硅质生物——放射虫和硅质海绵的遗体堆积而成，形成的决定因素是海水中硅质生物的含量与海水性质。
The contents of siliceous organisms in sea water and the propertiesof sea water were decisive factors for the formation of these siliceous rocks.
在制作标本 的过程中这些液体被溶解了，使得胞质呈透明多孔海绵 状。
Dissolution of lipid during specimen processing gies cytoplasm a clear spongy appearance as seen here.
包含有六道边花硅质骨针的海绵；环细胞限于指状室中。
Sponges with6-rayed siliceous spicules; choanocytes are restricted to finger-shaped Chambers.
包含有六道边花硅质骨针的海绵；环细胞限于指状室中。
Sponges with6-rayed siliceous spicules; choanocytes are restricted to finger-shaped Chambers.
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