It is compared to common character and difference in application between ASTM E381-01 standard and GB/T 1979-2001, YB/T 4002-1991, YB/T 4003-1991 and YB/T 153-1999 standard.

• 与GB/T1979-2001,YB/T4002-1991,YB/T4003-1991和YTB/T153-1999标准在使用中的共性和差别进行了比较。