In chemical analysis experiments, it is generally required that the relative average deviation of the measurement results should be
A、greater than 0.2%;
B、less than 0.2%;
C、greater than 2%;
D、less than 2%
发布时间:2025-12-11 11:00:46
A、greater than 0.2%;
B、less than 0.2%;
C、greater than 2%;
D、less than 2%