原始人用骨针和筋绳缝制兽皮衣服。
The early humans used bone needles and sinew to sew clothes of skin and fur.
我们在洞穴里找到了一些很细的骨针。
古时的人用骨针和动物筋缝制毛皮衣裳。
The early humans used bone needles and sinew to sew clothes of skin and fur.
伴生生物有有孔虫、海绵骨针、腕足动物等。
This fauna is associated with Foraminifera, sponge spicules and Brachiopoda et al.
还讨论了骨针、骨膜反应、骨皮质破坏等问题。
The problems of bony spiculas, periosteal reaction and cortical bone erosion were discussed.
目的介绍牛皮质骨骨针在手部骨折治疗中的应用。
Objective To introduce the clinical application of bovine cortex bone nails in hand fracture.
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.
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.
线片及CT显示肿物位于骨旁，外缘不规则，可见放射状骨针影；
X -ray and CT scan showed that the tumors located at periosteum with irregular rim and visible radiated shadow of bone substance.
研究了海绵骨针形态、元素组成等特征，并对其天然产物进行了分离纯化、结构鉴定和活性检测。
The characters including spicule morphology and elemental compositions, chemical constituents and bioactivity of the marine sponge were studied.
本实用新型是一种用于治疗骨折的专用器械骨折外固定器，它包括穿骨用的骨针和固定骨针用的框架。
The utility model relates to a special external fixation of fracture device used for treating fracture. The device comprises a bone needle for bone piercing and a frame for fixing the bone needle.
遗址里出土了不少石纺轮、陶纺轮和骨针等纺织工具，说明当时人们已学会利用多种纺织工具缝合兽皮做成衣服。
Spinning tools, such as stone and pottery spinning wheels and bone needles, indicate people at that time can make clothes by sewing up animal skins.
虽然存在大量的兽皮——可能是狩猎所得，但没能找到骨锥或骨针，这样就不能证明尼人是否熟练掌握了缝制皮革的技术。
And there are no bone awls or needles that would suggest that Neanderthals were skilled leather workers, despite the abundance of animal skins that their hunting would have provided.
象牙质样瘤骨与骨针在MRI上呈略低至极低信号，而棉絮状瘤骨信号表现复杂，可呈低信号、高信号或高低混杂信号。
Relatively low signals were found in the MRI of ivory-like tumor bone and needle-like tumor bone, but the MRI signals of cotton-like tumor bone were very complex, which could be low, high or mixed.
海绵动物有不规则、不对称的体制；二层细胞是由中间的凝胶状的间叶细胞分开，内含有变形细胞(阿米巴细胞)、骨针和纤维。
Sponges have an irregular asymmetrical body architecture; there are two cell layers separated by a gelatinous mesenchyme containing amoeboid cells and skeletal spicules and fibers.
海绵动物有不规则、不对称的体制；二层细胞是由中间的凝胶状的间叶细胞分开，内含有变形细胞(阿米巴细胞)、骨针和纤维。
Sponges have an irregular asymmetrical body architecture; there are two cell layers separated by a gelatinous mesenchyme containing amoeboid cells and skeletal spicules and fibers.
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