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

• Based on the law of electromagnetic induction, a method to measure the magnetic susceptibility variation of liquid metals was proposed and the instrument was developed.
  提出一种基于电磁感应原理的测量液态金属材料磁化率变化的方法并开发相应装置，分析该装置的基本工作原理。
• Magnetic data processing includes daily variation rectification, azimuth correction and normal field correction.
  磁力资料内业整理由日变校正、方位改正和正常场改正组成。
• The processing of marine magnetic diurnal variation data
  海磁日变资料的处理
• 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。
• Based on the analysis of magnetic daily variation in two magnetic base stations, this paper puts forward a measure method of the equation of time between stations with correlation coefficient and reduces a calculating formula for correlation coefficient.
  通过对两站地磁日变数据的分析，提出了利用相关系数法解算地磁日变观测站间测量时差的方法，导出了地磁日变观测站间观测数据的相关系数计算公式。
• 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。
• 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。
• Compass heading or compass course, before correction for magnetic deviation or magnetic variation.
  罗盘航向或罗盘航线。未修正磁偏转或磁变。
• 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。
• Paid Attention in Design to Some Technical Problems of Automotive Magnetic Current Variation Shock Absorber
  汽车磁流变减振器设计中值得注意的若干技术问题