电阻标准标称值 E6 E12 E24 E48 E96 E192

• E3 Not used any more. • E6 Corresponds to 20% tolerance, seldom used anymore. • E12 Corresponds to 10% tolerance, declining in popularity. • E24 Corresponds to 5% tolerance, also used for 2% tolerance. • E48 Sometimes used by resistor manufacturers who want to prioritize their production, or c