CONCLUSION: MB2 could be found effectively with operating microscope.
结论：使用手术显微镜可以有效地发现MB2。
Mojority of MB1 and MB2 root canals showed curvatures at varying degrees in both views.
大多数MB 1与MB 2根管在两个观察方向均有不同程度的弯曲。
RESULTS: MB2 canal can be located in 60% and dilate 50% of 10 extracted maxillary first molars.
结果：离体牙10颗，上颌第一磨牙近中颊根第二根管发现率为60%，通畅率为50%。
Through experiment, we found that magnesium alloy MB2 material have fine plasticity under proper temperature.
通过实验研究发现，镁合金材料MB 2在适当的温度下，具有较好的成形性。
The hot extrusion process of magnesium alloy MB2 material with the asymmetric casing forgings has been studied in the paper.
结合非对称锥形壳体零件，研究了镁合金材料MB2的热挤压成形工艺。
Objective To investigate the clinical discovery and expanding of the second mesiobuccal canal (MB2) in maxillary first molars.
目的探讨在临床上上颌第一磨牙近中颊根第二根管(MB 2)的发现及扩通。
PURPOSE: To estimate the diagnostic potential of the dental operating microscope use for locating MB2 orifice in maxillary first molars.
目的：评价手术显微镜用于探寻上颌第一恒磨牙mb 2根管口的诊断价值。
Understanding the position of MB2 and using the ultrasonic method accompany with EDTA are helpful to increase the location and negotiation of MB2.
掌握MB2的解剖位置，使用超声方法以及EDTA可提高MB2的发现率和扩通率。
Based on the Discrete Cosine Transform (DCT) coefficient histogram difference sequences of JPEG images, a new steganalytic method was proposed to realize the steganalysis of JPEG MB2.
基于JPEG图像的离散余弦变换（DCT）系数直方图差值序列，提出一种新的检测JPEGMB2隐写术的方法。
Based on the Discrete Cosine Transform (DCT) coefficient histogram difference sequences of JPEG images, a new steganalytic method was proposed to realize the steganalysis of JPEG MB2.
基于JPEG图像的离散余弦变换（DCT）系数直方图差值序列，提出一种新的检测JPEGMB2隐写术的方法。
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