spicule

Solar spicules are rapidly evolving jets seen on the solar limb, extending from the bottom of the chromosphere to the corona. Spicule is the most common feature observed in the chromosphere.

太阳针状物是日面边缘上快速演化的喷流状结构，它可以从色球底部一直延伸到日冕，是色球层最普遍的观测现象之一。

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a new fabrication of sponge spicule

海绵骨针的制作方法

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stability of anterior interbody graft of cervical spine fixed with bone spicule

颈椎体间植骨骨针固定稳定性的试验研究

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The osteolytic destruction of the bone cortex of basal part and diaphysis, radioactive bone spicule and Codman triangle in the periosteum;

基底部及骨干骨皮质溶骨性破坏，骨膜出现放射状骨针及Codman三角；

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there is reactive new bone with pale pink osteoid being laid down next to a bony spicule at the upper left

并有反应性的新骨生成，在靠近左上部骨板处呈现淡红色类骨质。

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Type ⅰ spicule usually goes up with a velocity of25km/ s and falls down to the photosphere in a same or another different path after arriving at the maximum height.

TypeⅠ针状物常以25km/s的速度向上运动，到达最大高度后，沿原路径或另一个不同的路径落回光球表面。

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a few years ago, a new kind of faster, shorter-lived spicule was discovered.

过去几年中，一种快速而短寿的新型针状体被发现。

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The spicule is made up of the outerspace part and the nucleus part.

交合刺由外缘部和核心部所构成。

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