The disc harbours the Sun and most of the galaxy's other stars, as well as the beautiful spiral arms.
主盘包含着太阳及星系里其他大部分的恒星，当然还有美丽的旋臂。
The discs emit energetic spirals. They are truly more spiral than disc, but they do appear disc- like when viewed.
这些圆碟会发射出能量的光旋，它们其实不是圆碟状而是螺旋形的，但看起来外像是圆碟一样。
The general situation, application features and technological and economic aspects of a new drying equipment composed of a double spiral dryer and a disc dryer are described.
介绍了新型干燥设备双螺旋干燥机和盘式干燥机结构及其应用情况。
Because data is stored in a spiral fashion, users should avoid wiping the disc in a circular motion.
因为数据是以螺旋方式储存的，用户应避免以环行的运动方式来擦拭光盘。
Methods a retrospective analysis of 60 cases confirmed by clinical surgical exploration of lumbar disc herniation spiral ct scan data.
方法回顾性分析60例经临床手术探查证实为腰椎间盘突出症的螺旋CT扫描资料。
A disc lit by a stroboscopic light rotates. The disc is covered with a series of pictures which move in a spiral from the outer edge to the centre.
一张由频闪观测仪旋转照亮的光盘，光盘本身被一系列图片覆盖，由外部边缘向中心螺旋式旋转。
Conclusion Spiral ct can clearly show the lumbar disc and its direction, extent, and dural sac, nerve root compression case, the diagnosis of lumbar disc herniation has a higher value.
结论螺旋CT能清楚显示腰椎间盘突出及其方向、程度以及硬膜囊、神经根受压情况，对诊断腰椎间盘突出症有较高的价值。
Conclusion Spiral ct can clearly show the lumbar disc and its direction, extent, and dural sac, nerve root compression case, the diagnosis of lumbar disc herniation has a higher value.
结论螺旋CT能清楚显示腰椎间盘突出及其方向、程度以及硬膜囊、神经根受压情况，对诊断腰椎间盘突出症有较高的价值。
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