6. Echelle gratings are often used in which type of analytical instrument?
(A) Simple infrared absorption spectrometers
(B) Fluorometers
(C) High-resolution atomic emission spectroscopic systems
(D) Colorimeters
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統計: A(0), B(0), C(0), D(1), E(0) #3889688
統計: A(0), B(0), C(0), D(1), E(0) #3889688