The use of Large-scale measuring instruments such as electric microscopes, nuclear magnetic resonance spectrometer and liquid-phase chromatographer have been utilized.
(The use of Large-scale measuring instruments such as electric microscopes, nuclear magnetic resonance spectrometer and liquid-phase chromatographer; have been utilized; )
The use of Large-scale measuring instruments such as electric microscopes, nuclear magnetic resonance spectrometer and liquid-phase chromatographer
have been utilized