The popular methods being used in the CFST include __________________________.
举一反三
- Currently, the frequently used methods for ampoule cleaning mainly include:( ) A: the alternating pressurized water and gas jet B: ultrasonic washing C: water-dumping washing methods D: Washing-free ampoule
- The commonly used methods for the study of drug polymorphs do not include A: DSC B: X-ray diffraction C: thermal microscope D: HPLC method
- The purification methods commonly used in the analysis of traditional<br/>Chinese medicine preparations include ( ) A: Liquid-liquid extraction B: chromatography C: precipitation method D: distillation
- The methods of the extended definition include:
- __________ is one rule of the usage of comma. A: Being used to separate items B: Being used in a direct speech C: Being used at the end of a sentence D: Being used to show feeling