A method in practical engineering is proposed to determine the positions of earth pull-wire on the reflector net of cophased horizontal antenna(CHA).
讨论一种工程实用的同相水平天线反射网到地拉线的位置确定方法。
For choosing the optimum audible noise predicting formulas from several existing ones, and to meet China\'s requirements of voltage level and bundle conductor, the calculation and the measurement is compared in horizon phase conductors model and triangle phase conductors one.
结果表明:相导线水平排列大雨时可用ENEL公式或IREQ公式计算,小雨时可用ENEL或GE公式计算;相导线正三角排列大雨时可用ENEL公式或BPA公式计算,小雨时只有BPA公式最适合。
Diagnostic value of X-ray plain film in chest and abdomen complications after the cardiac surgery;
X线平片对心脏术后胸、腹部并发症的诊断价值
Objective To explore the imaging findings of cervical spine instability(CSI)on X-ray plain film,CT and MR images.
方法回顾性分析50例经临床证实的颈椎不稳症患者的X线平片、CT和MRI检查资料。
Methods The X-ray plain film and CT finding of 50 cases with acute thoracolumbar injury were reviewed retrospectively,in which there were 13 cases with thoracic vertebra,34cases with lumbar vertebra and 2 cases with thoracolumbar vertebra.
目的探讨胸腰椎爆裂性骨折在X线平片和CT片中的诊断价值。
The chest CT and X-ray contrasting analysis of contused wound in lung
肺挫裂伤的CT与X线平片对照分析
Study on X-ray Plain Films of the Teardrop Shadow of the Pelvis in Adults
X线平片研究成人正常骨盆泪滴影
X-ray Diagnosis of Cervical Spondylosis:An Analysis of 356 Cases
颈椎病的X线平片诊断356例分析
Diagnostic value of X-ray for juvenile cervical spondylosis
青少年颈椎病X线平片诊断价值探讨
Analysis of X-Ray Film of 58 Cases of Patients with Spinal Fractur in Earthquake
58例地震灾害脊柱外伤X线平片分析
X-ray plain film and CT diagnosis on chronic middle ear mastoiditis
慢性中耳乳突炎的X线平片与CT诊断
The analysis of X-ray for cervical degenerative osteoarthropathy
颈椎退行性骨关节病的X线平片分析
Comparing Analysis About the X-ray Photo and CT Diagnosis of Vertebrae Cervicales and Lumber Appurtenance Fracture
颈腰椎附件骨折X线平片与CT诊断对比分析
Assessment of Articular Fragment Displacement in Acetabular Fractures: A Comparison of Computerized Tomography and Plain Radiographs;
CT和X线平片对髋臼骨折移位程度评价的比较
The MRI Performance and Imaging Comparsion Study of MRI, CT and X-ray in Spinal Tuberculosis;
脊柱结核MRI表现及与X线平片、CT对比研究
The diagnostic value of plain X-ray and MRI in cranio-cervical junction malformation
X线平片、MRI对颅颈交界部畸形的诊断价值
The Diagnostic Value of Abdomen and Chest X-ray for Aute Pancreatitis
胸腹部X线平片对急性胰腺炎的诊断价值
Diagnostic value of chest plain film in cardiovascular diseases
胸部X线平片在心血管疾病诊断中的价值
The Role of Plain X-Ray Aiding Cochlear Implant
X线平片对人工耳蜗植入电极位置判定的意义
Evaluation of Radiography and CT Scan in the Diagnosis of Thoracic Injury
X线平片和CT扫描对胸部创伤的诊断价值
The analysis in X-ray of 284 cases with degeneration of cervical vertebra patients
颈椎退行性改变284例X线平片分析与对策
The dignostic value of avascular necrosis of femoral head by X-ray and CT
X线平片与CT对股骨头缺血性坏死的诊断价值
Chest X-ray plain film and spiral CT diagnostic value of pulmonary sequestration
胸部X线平片及螺旋CT对肺隔离症的诊断价值