GB/T 3656-2022电磁纯铁及软磁合金矫顽力的抛移测量方法国家标准
英文:Methods of coercivity measurement of magnetic iron and magnetically soft alloy by pulling out procedure GB/T 3656-202...
英文:Methods of coercivity measurement of magnetic iron and magnetically soft alloy by pulling out procedure GB/T 3656-202...