它可能是肉质的、木栓质或海绵质的结构。
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.
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.
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.
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.
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.
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.
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.
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