1

　By acceptance quality limit ( AQL ) for lot-by-lot inspection sampling plan answer

　GB/T2828.1-2003

2

　Sampling period inspection sampling procedures and tables (applicable to the production process stability check )

　GB/T2829-2002

3

　Electrotechnical terminology.(eqv IEC 60050 121:1998)

　GB/T2900.60-2002

4

　Permanent magnetic ( hard ) test methods of magnetic material

　GB/T3217-1992

5

　Electrotechnical terminology of magnetic materials and devices(eqv IEC 60050 (121):1990)

　GB/T9637-2001

6

　Sintered NdFeB permanent magnetic material

　GB/T13560-2000

7

　Sintered NdFeB permanent magnetic material surface coating

　XB/T903-2002

8