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

• It is worthwhile to note that in some cases the variation of coarse quartz volume fraction exhibits a disagreement with both magnetic susceptibility variation and the marine oxygen isotope curves.
  值得注意的是由石英粗颗粒体积分数反映的东亚冬季风变化，在某些时段不仅同磁化率记录的夏季风变化不协调，而且同深海氧同位素记录存有明显差异。
• Discussion and experiment about the direction of magnetic variation instrument D
  D磁变仪的定向讨论与实验
• 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。
• 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。
• The motion of magnetic domain walls and the variation of MAE intensity in grain-oriented 3% Si-steels acted on by applied tension and a magnetic field have been observed.
  本文观察了晶粒取向3%Si-Fe在外加拉应力和磁场作用下，磁畴壁的运动及声发射强度（MAE）变化的一些现象。
• 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。
• 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。
• Monito ring of JHE magnetospheric ring current by using magnetic variation field at middle and low latitudes
  用中低纬度变化磁场监测磁层环电流强度
• The grinding and polishing technology for large-aperture high-accuracy aspheric surface is introduced, such as stress polishing, magnetic variation polishing, ion beam polishing and six-axis linkage polishing, which is directly related to the development of relative research area such as control level and mechanical design ability.
  介绍了高精度光学非球面的研磨、抛光技术与计算机控制水平、机械设计能力等相关领域的发展。
• The problems to be solved in transplanting the automatic modification program of magnetic variation and the methods for solving them are discussed.
  作者指出了要实现磁偏角自动修正程序移植要解决的问题以及解决这一问题的途径。