所屬欄目:藥學(xué)英語
Physicalandinstrumentalmethodsareanalyticalmethodsbaseduponmeasurementsofphysicalpropertiesandmeasurementswithinstruments.Separationofthepropertiesofmatterintophysicalandchemicalpropertiesisarbitrarybutoftenconvenient.Aphysicalpropertycanbedefinedasaquali ......(本文共 1578 字 ) [閱讀本文] >>