比吸收系数E的含义是指()
A、在一定波长下，溶液浓度为1％(v／v)，厚度为lcm时的吸光度B
暂无解析
Asisknowntousall,theage_____childrencangotoschoolisseven.
Tom,withhisparents______toAmerica.They_____backintwoweeks.
Physicsisthepresentdayequivalentof____usedtobecallednaturalphilosophy,from____mostofpresentdaysciencearose.
Rumorsareeverywhere,spreadingfear,damagingreputations,andturningcalmsituationsinto____ones.
Mario:Yourbelovedteacherhasarrivedhere,Nina.
Nina:I______she______untiltomorrow.
