magnetic variation

英 [mæɡˈnetɪk ˌveəriˈeɪʃn]

美 [mæɡˈnetɪk ˌveriˈeɪʃn]

偏(磁)差

电力

英英释义

noun

• the angle (at a particular location) between magnetic north and true north
  Synonym:magnetic declinationvariation

双语例句

• The fatigue status of the wire ropes bended was simulated. Surface magnetic field distribution of the wire ropes was tested by metal magnetic memory technology, and the variation of magnetic field intensity was analyzed and compared.
  模拟钢丝绳的弯曲疲劳状态，运用金属磁记忆技术对钢丝绳表面的磁场分布进行检测，并对其磁场强度的变化进行了分析和比较。
• Method and device for measuring magnetic susceptibility variation of metal materials in liquid state and during solidification
  金属材料在液态和液固转变过程中磁化率变化的测量方法和装置
• Two-dimensional model by magnetotelluric data has been obtained and compared with the results by magnetic variation analysis.
  这一结果与由大地电磁资料计算得到的二维模型剖面是一致的。
• The Wilson depression is investigated by using the magnetic field data of an approximately circular-shaped single sunspot near the solar center ( fig. ⅰ) and the theoretical model of magnetic field variation with depths in the sunspot.
  利用靠近日面中心的一个近似园形单极黑子的磁场资科（图1）和磁场随黑子深度变化的程论模型来研究威尔逊降落。
• During the magnetic storms, ENA flux variation shows some important features that may be common for storms.
  两次磁暴期间，ENA通量的变化表现出一些重要的共同特征。
• Discussion and experiment about the direction of magnetic variation instrument D
  D磁变仪的定向讨论与实验
• The possibility of accomplishing the automatic modification of magnetic variation in a simple way is analysed for the medium-range and short-range aircraft in our country.
  最后，针对国内中短程飞机的飞行特点，探讨了用简便方法实现磁偏角自动修正的可能性。
• The perturbation effect of the earth's magnetic field on the variation of the semimajor axis and eccentricity of the orbit of a charged equatorial satellite is studied by using the method of the perturbation.
  本文利用摄动理论研究了带电的赤道卫星在地球磁场中做椭圆轨道运动时地磁摄动力对轨道半长径和偏心率的摄动影响。
• Magnetic heading, the compass heading corrected for magnetic deviation but not magnetic variation; thus, the heading relative to magnetic north.
  磁航向，修正了磁偏转但未修正磁变，也就是相对于地球的北磁极的航向。
• This paper studies the relationship between magnetic conductance variation and fatigue life for ferromagnetic materials. A neural network model to predict the fatigue life is established, which can be used to evaluate fatigue and damage degree as well as the fatigue life for ferromagnetic materials.
  研究了铁磁材料在疲劳过程中磁导率的变化与疲劳寿命间的对应关系，建立了预测疲劳寿命的人工神经网络模型，它可用于估算材料的疲劳损伤程度，预测材料的疲劳寿命。