花粉外孔 exopore
外耳孔 porus acusticus externus
闭孔外肌 [解剖] obturator externus ; [解剖] musculus obturator externus
外珠孔 [植] exostome
第四脑室外侧孔 lateral apertures of fourth ventricle ; [解剖] apertura lateralis ventriculi quarti
外孔亚目 Exoporia
外孔结构 vesicular structure
纹孔外口 outer pit aperture
红外瞳孔检查器 infrared pupilloscope
当外孔大于1.5倍束腰时，衍射后轴上光强调制被有效压抑，这为选择光阑提供了合理参数。
While the modulation characteristics disappear as the outer circular aperture is bigger than 1.5 times of the beam waist size, the results offer reasonable aperture parameter for diffraction.
结论：将硅胶管从兔的椎间外孔缓慢塞入椎间管内使腰神经根慢性轻度受压，更接近于腰椎间盘突出和椎间管狭窄对神经根的压迫。
Conclusion: The chronic nerve root compressed model made in this article was more similar to what resulted from lumbar disc herniation and lumber nerve canal narrowing.
目的研究椎孔外颈神经卡压综合征的机制及其与颈椎病的鉴别方法。
Objective To study the mechanism and differential diagnosis of cervical nerve compression syndrome of the external intervertebral foramen.
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