fully obturation 全封闭
obturation function 封闭作用
obturation ballistics [军] 气密弹道学
water obturation test for pipeline 无压管道闭水试验
obturation of burning zone 火区密闭
obturation suit 密闭服
canal obturation 根管充填
nerve obturation 神经封闭
The common reasons of block include calcified canals, obturation and foreign materials and so on.
造成根管阻塞的原因主要有牙髓钙化、根管内充填物和异物等。
参考来源 - 阻塞根管的临床研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The collection of wind, fire, phlegm and stasis leads to obturation of brain and stroke.
风、火、痰、瘀等浊邪合而为患，闭塞脑窍，而致中风。
Conclusions: the trial point test may improve the quality of obturation with lateral compaction.
结论：在侧向加压法根管充填中，试尖可明显改善充填质量。
The obturation of vacuum in the crystal grower is one of the most important factors to judge the equipment capability.
单晶炉炉室真空密闭性能是衡量单晶炉设备性能好坏的重要因素。
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