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时间:2018-04-28
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1、第十二篇Fastfoodoutletscouldprovidestatindrugsfreeof charge sothatcustomerscanreducetheheartdiseasedangersoffattyfood,researchersatImperialCollegeLondon suggest inanewstudy.Statinsreducethe amountofunhealthy”LDL”cholesterolintheblood.Awealthoftrialdatahasproventhemtobehighlyeffecti
2、veatloweringaperson’sheartattack risk . InapaperpublishedintheAmericanJournalofCardiology,DrDarrelFrancisandcolleaguescalculatethatthereductioninheartattackriskofferedbyastatinis enough tooffsettheincreaseinheartattackriskfrom eating acheeseburgeranddrinkingamilkshake. DrFranc
3、is,fromtheNationalHeartandLungInstituteatImperialCollegeLondon,whoistheseniorauthorofthestudy,said:”Statinsdon’tcutouta11ofthe unhealthy effectsofcheeseburgersandFrenchfries.It’sbettertoavoidfattyfoodaltogether.Butwe’veworkedoutthatintermsofyour possibility ofhavingaheartattack.T
4、akingastatincanreduceyourrisktomoreorlessthesame degree asafastfoodmealincreasesit.” “It’sironicthatpeoplearefreetotakeasmanyunhealthvcondimentsinfastfoodoutletsasthey like ,butstatins,whicharebeneficialtohearthealth,havetobeprescribed.Itmakessensetomakerisk-reducingstatinsav
5、ailablejustaseasilyastheunhealthycondimentsthatare provided freeofcharge.Itwouldcostlessthan5penceper customer 一notmuchdifferenttoasachetofsugar.”DrFrancissaid. Whenpeopleengageinriskybehaviourslikedrivingorsmoking,they’reencouragedtotake measure thatlowertheirrisk,1ike wearing
6、 aseatbeltorchoosingcigaretteswithfilters.Takingastatinisarationalwayof lowering someoftherisksofeatingafattymeal.第十五篇“Liquefaction”KeytoMuchofJapaneseEarthquakeDamage ThemassivesubductionzoneearthquakeinJapancausedasignificantlevelofsoil"liquefaction"thathassurprisedresearchersw
7、ithitswidespreadseverity,anewanalysisshows. "We'veseenlocalizedexamplesofsoilliquefactionasextremeasthisbefore,butthedistanceand extentofdamageinJapanwereunusuallysevere,"saidScottAshford,aprofessorofgeotechnicalengineeringatOregonStateUniversity."Entirestructuresweretiltedandsinki
8、ngintothesediments,
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