依据被测介质性质，在现有实验设备条件下，提出了一种标量法测量低损耗薄膜介质介电常数的新方法。
A new scalar method of measurement for low loss film medium is presented based on electric properties of measured medium under the present condition of laboratory.
利用现场试验数据进行模型计算，提出了改进穿带工艺的建议，为缩短带时间、降低穿带损耗提供了依据。
According to model computation using the on-site experimental data, Suggestions to improve threading operation were given, which would be beneficial to reducing threading time and strip head loss.
依据分立铁耗计算模型，利用时步有限元法计算，提出了磁密波形法和磁密轨迹法两种只采用交变损耗计算系数进行电机铁耗计算的方法。
Through time stepped finite element analysis, some methods for approximate core loss calculation considering only the alternating magnetic filed were proposed in this paper.
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