問題詳情
20.tWhich statement is correct?
(A)tComparison with standards is used to identify random error
(B)tCalibration curve is used to compensate the matrix effect
(C)tStandard addition method is used to reduce the random errors in measurements
(D)tStandard addition method is used to compensate the matrix effect
(E)tInternal standard is used to reduce the random error in measurements
參考答案
答案：D
統計：A:2,B:2,C:2,D:1,E:1
難度：計算中