论文部分内容阅读
硅锰铜精密电阻合金管、板材,是“八.七”工程精度高达十万分之一的大电流精密分流器中所用的关键材料。现已研制成功,其性能为:
Silicium, manganese and copper precision resistance alloy pipe, plate, is “eight. Seven” project precision up to one hundred thousandth of the high current precision shunt used in the key material. Has been successfully developed, its performance is: