magnetic variation
英 [mæɡˈnetɪk ˌveəriˈeɪʃn]
美 [mæɡˈnetɪk ˌveriˈeɪʃn]
偏(磁)差
英英释义
noun
- the angle (at a particular location) between magnetic north and true north
双语例句
- 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。 - 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 development of visualized editing software for magnetic diurnal variation
磁日变可视化编辑软件的开发 - 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。 - 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。 - 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。 - , By using x~ 2 test method, it is found that shallow shockes are under the influence of the motion of rising intersection of Lunar with 18. 6 years's cycle and sunspot magnetic variation period per 22 years.
经χ~2检验可知。东北浅震受18.6年周的月球升交点运动和22年周的太阳黑子磁场交变影响较显著。 - The one-soliton solution indicates obviously the spin precession around the magnetic field and periodic shape variation induced by the time-varying field as well.
从单孤子解的表达式可以明显看出自旋绕着外磁场进动,且孤子的形状随外磁场的作用周期性变化。