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- Objective To evaluate the apical sealing ability of obturated root canals prepared hand ProTaper with stainless steel K files in simulated resin root canals. 目的研究两种临床常用的根管预备器械不锈钢锉和镍钛锉预备根管对充填后根管根尖孔封闭性的影响。
- Methods:To observe the gaps between material and the walls of canals by scanning electron microscope ,the apical sealing ability of material by dye penetration method. 方法:采用染料渗漏法和扫描电镜观察新型聚氨酯液体根充材料与根管壁之间的密合度及其对根尖孔的封闭能力。
- A Vitro Study of the Apical Sealing Ability on Different Instruments and Obturation Techniques 不同根管预备和充填技术根尖封闭能力的实验研究
- apical sealing ability 根尖封闭性
- Objective To investigate the apical sealing effect of resinifying agent with Gutta Percha Points. 摘要目的探讨塑化液与牙胶尖联合根充的根尖封闭效果。
- This is a review about the relationship between complete obturation and the long term success of root canal treatment, and the influenced factors of apical sealing and coronal restorations. 本文就冠根方封闭效果与根管治疗术远期疗效的相关性，冠方与根方封闭的关系及其影响因素，根管封闭的研究方法等方面的研究现状作一综述。
- Conclusion The results indicate that Gallium Alloy has a better retrograde sealing ability than GK Amalgam. 结论:镓合金比银汞合金具有更好的根尖倒封闭性能。
- The caprock with big thickness owns strong capillary sealing ability, can form abnormal pore f... 断层封闭可以恢复盖层的质量和分布的连续性。
- The evaluation of the fault sealing ability demands of thorough anatomization of the fault by different methods. 评价断层封闭能力需要利用多种方法对断层进行全面解剖。
- On the basis of predecessors' researches, this article studies the correlation between evolvement stages and sealing ability of the argillaceous rock. 摘要在前人研究成果的基础上，针对目前天然气勘探研究的现状，总结确定了泥质岩演化阶段与封堵性能的对应关系。
- This paper studies the fault sealing ability in this area by using lithologic juxtaposition map, shale fouling factor, and fluid property. 本文利用岩性并置图、泥岩粘污因子、流体性质等来研究该区的断层封堵性。
- The sealing ability of every different state of a fault in three-dimension space can be abjectively evaluated in semiquantitative way. 该研究可将同一条断层在三维空间上各不同位置处的封闭能力较客观地反映出来，具半定量特点。
- Abstract: On the basis of predecessors’ researches, this article studies the correlation between evolvement stages and sealing ability of the argillaceous rock. 摘要: 在前人研究成果的基础上,针对目前天然气勘探研究的现状,总结确定了泥质岩演化阶段与封堵性能的对应关系。
- The reservoir cap combination is desirable in that the porous reservoir benefits the gases reserving and the overpressured cap provides excellent sealing ability. 储盖组合好，孔隙型的储集层利于天然气富集，具有超压的盖层提供了优异的封闭性能；
- Thus, the shale content,poroslty,permeability and thickness can be taken as the important evaluationparameters of sealing ability of the overlying mudstone. 据此．可以将泥质含量、有效孔隙率、渗透率和单层厚度作为泥质岩类盖层的封闭性的主要评价参数。
- After it, the seal ability of mudstone caprock to gas in water-dissolving phase increases with increase of compaction and diagenism of mudstone caprock. 其后封闭能力随压实成岩作用增强而增强。
- The influence of cumulating room seal ability and cycle wind were studied and the physics process of sampling and mass spectrometer analysis were investigated. 分析了收集室密封性能和循环风量对检漏结果的影响、取样和质谱分析的物理过程。
- RF and HA, with significant difference between the two materials except for RF and HA. Conclusion: VITAPEX has the best root canal sealing ability than other three materials whose order is ZOE, RFand HA. 结论：通过微渗漏值的比较，说明VITAPEX封闭根尖孔能力显著优于其它3种材料，其后依次为ZOE、RF、HA。
- This whole set is made with foreign equipments and technology, using Du Pont material, which is more lasting and its great sealing ability makes it oilproof, thus tough to resist wear and corrosion. 全套引进技术及设备，采用美国杜邦公司的优质耐磨、减磨材料，密封性能强，耐油耐磨，耐腐蚀。
- Keywords apical seal;endodontic material;microleakage;root canal microscope; 根尖封闭;根充材料;微渗漏;根管显微镜;
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 农业及相关产业增加值 - the added value of agriculture and related industries
