American National Standard Test for Determining Magnetic Content of Abrasive Grains
测定磨粒磁性含量的美国国家标准试验
2016-05-23
BS PD IEC/TR 62981-2017
Studies and comparisons of magnetic measurements on grain-oriented electrical steelsheet determined by the single sheet test method and Epstein test method
单板法和爱泼斯坦法测定取向电工钢片磁性测量的研究与比较
2017-08-18
KS C IEC TR 62981
단일강판 시험방법과 엡스타인 시험방법에 의한 방향성 전기강판의 자기 측정의 연구 및 비교
单板法和爱泼斯坦法测定取向电工钢片磁性测量的研究与比较
2021-08-03
IEC TR 62981-2017
Studies and comparisons of magnetic measurements on grain-oriented electrical steelsheet determined by the single sheet test method and Epstein test method
单板法和爱泼斯坦法测定取向电工钢片磁性测量的研究与比较
2017-05-22
GB/T 41704-2022
锂离子电池正极材料检测方法 磁性异物含量和残余碱含量的测定
Test methods of cathode materials for lithium ion battery—Determination of magnetic impurities content and residual alkali content