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12分 利用共沉淀法分离，对于微量组分的测定有何意义？与无机共沉淀剂相比较，有机共沉淀剂有何优点？
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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