alternating electromagnetic field中文是什么意思

• 交变电磁场

• alternate    adj. 1.交替的，轮流的。 2.隔一的，间隔的。 3 ...
• electromagnetic field    电磁场。
• alternating field    交变场
• alternating covariant tensor field    共变交错张量场
• alternating current field    交羚场
• alternating electric field    交变电场
• alternating field demagnetization    交变场退磁; 交变通量
• alternating-current field    交变场
• alternating-electric field    交流电场
• fixed field alternating gradient    固定磁场交变梯度
• secondary alternating magnetic field    二次交变磁场
• single-phase alternating field    单相交变场
• disturbance of electromagnetic field    电磁场干扰
• dynamic electromagnetic-field energy    电磁场动力学能量
• electromagnetic field a aratus    电磁疗机
• electromagnetic field apparatus    电磁疗机
• electromagnetic field computers    电磁场计算机
• electromagnetic field equation    电磁辰程
• electromagnetic field equations    麦克斯韦辰程
• electromagnetic field intensity    电磁场强度
• electromagnetic field of high frequency    高频电磁场
• electromagnetic field of multipole    多极电磁场
• electromagnetic field system    电磁场勘探系统
• electromagnetic field tensor    电磁场张量
• electromagnetic field theory    电磁场理论

• Study on the dynamic characteristics of natural alternating electromagnetic field
  天然交变电场动态特征研究
• It uses the encouragement of step wave or other impulse current field source to produce the transition process field in earth . in the moment of shutting the power it produce the volute alternating electromagnetic field . from the abnormity of measuring the attenuation character of the second induction electromagnetic field , which produced by underground medium with time change , the conductive capacity and the position of the underground non - homogeneous substance can be analyzed
  瞬变电磁法( transientelectromagneticmethod )是一种时间域的电磁勘探方法，利用阶跃波或其它脉冲电流场源激励，在大地产生过渡过程场，断电瞬间在大地中形成涡旋交变电磁场，测量这种由地下介质产生的二次感应电磁场随时间变化的衰减特性，从测量得到的异常分析出地下不均匀体的导电性能和位置，从而达到解决地质问题的目的。
• Experiments on the measurement of temperature with thermocouple in alternating electromagnetic field are conducted . the effects of factors on the measurement result are studied , such as position , integral time , environment temperature , power supply , heating power and encapsulation mode of thermocouple . effective measures are obtained to decrease the negative effect of alternating magnetic field , which ensure that accurate measurement will be acquired in the following experiments
  本文对交变磁场中热电偶测温的问题进行了试验研究，获得了热电偶所处位置、积分时间、环境温度、供电方式、加热功率和热电偶的封装方式等因素对测量结果的影响规律；并提出了减小交变磁场影响的措施，为在即将进行的试验研究中获得可靠的数据奠定了基础。