Light lateral and axis and torsion vibrations do not affect the normal work, but the resonance state has severity effect to drill string.
轻微的横向、轴向及扭转振动不影响钻井的正常作业，而钻柱的共振状态会对钻井产生严重的影响。
To Compare the difference between the data of normal lumbar plexus nerve measured through Magnetic Resonance Neurography (MRN) with specimen.
比较正常腰丛神经的磁共振神经成像(MRN)测量数据和大体标本的差异。
Normal modes in the pole and important characteristic parameters such as resonance frequency and position of the displacement node are obtained using the finite element method.
并应用有限元法对变幅杆进行了模态分析，得到了共振频率和位移节点等重要参数。
Although it is unlikely that resonance in a supply network be obtained at normal supply frequency, it is possible to have this condition at harmonic frequencies.
尽管供电电网中不大可能在正常工作频率下谐振，但有可能在其它谐振频率下谐振。
Based on the signal-power dependence measurement for the normal and anomalous lines, a double resonance and collision Ionization model is suggested to elucidate the intensity anomaly.
提出了双共振及碰撞电离模型，以解释实验中出现的强度反常谱线。
Results of the research showed that the accuracy rate of diagnosis by infrared and magnetic resonance spectrometry were 94.7% and 97.8% respective - ly, on identifying normal and malignant tissues.
研究结果表明：红外光谱分析以及核磁共振波谱分析对于判定正常黏膜和肿瘤组织的诊断准确率分别达94.7%和97.8%。
Objective To depict normal main pancreatic duct (MPD) on magnetic resonance cholangiopancreatography (MRCP).
目的探讨正常胰管的磁共振胰胆管成像（MRCP）表现。
Magnetic resonance imaging (MRI) of the brain and carotid ultrasonography were reportedly normal.
据报告，脑部磁共振成像(MRI)以及颈动脉超声检查结果正常。
Magnetic resonance imaging (MRI) of the brain and carotid ultrasonography were reportedly normal.
据报告，脑部磁共振成像(MRI)以及颈动脉超声检查结果正常。
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