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.
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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