astronauts aboard the space station celebrated a space first on wednesday阅读答案

astronauts aboard the space station celebrated a space first on wednesday阅读答案

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1、AstronautsaboardthespacestationCelebratedaspacefirstonWednesday阅读答案  AstronautsaboardthespacestationCelebratedaspacefirstonWednesdaybydrinkingwaterthathadbeenrecycledfromtheirurineandsweatandwaterthatcondensesfromexhaledair.Theysaid“cheers”,clickeddrinkingbagsandtoaste

2、dNASAworkersonthegroundwhoweresippingtheirownversionofrecycleddrinkingwater.  TherecyclingsystemisneededforastronautstationsonthemoonandMars.ItalsowillsaveNASAmoneybecauseitwon’thavetoshipupasmuchwatertothestationbyspaceshuttleorcargo,it’simportantasthespacestationisab

3、outtoexpandfromthreepeoplelivingonboardtosix.  TherecyclingsystemhadbeenbroughtuptothespacestationlastNovemberbyspaceshuttleEndeavour,butitcouldn’tbeuseduntilsamplesweretestedbackonEarth.Sowhenitcametimetoactuallydrinkup,NASAmadeabigdealofit.Thethreemancrewstood,holdi

4、ngtheirdrinksandcongratulatedengineersintwoNASAcentersthatworkedonthesystem.  “Thisissomethingthathadbeenthestuffofsciencefiction,”Barrattsaidbeforetakingasmallmouthful.“Thetasteisworthtrying.”  NASAdeputyspaceshuttlemanagerLeRoyCaincalledit“ahugemilestone”.  Thenewsys

5、temtakesthecombinedurineofthecrewfromthetoilet,movesittoabigtank,wherethewaterisboiledoff,andthevaporiscollected.Therestoftheurineisthrownaway.Thewatervaporismixedwithwaterfromaircondensation,andthenitgoesthroughfilters.Whensixcrewmembersareaboarditcanmakeaboutsixgallo

6、nsfromurineinaboutsixhours.  “Somepeoplemayfindtheideaofdrinkingrecycledurinedistasteful,butitisalsodoneonEarthwithalotlongertimebetweenurineandthetap”saidMarybethEdeen,thespacestation’snationallabmanager.  ThetechnologyNASAdevelopedforthissystemhasalreadybeenusedforqu

7、ickwaterpurificationafterthe2004Asiantsunami,Edeensaid.  “Wearehappytohavethiswaterworkthroughthesystem—we’rehappytohaveitworkthroughoursystems,”Barrattsaid.  [语篇解读]本文讲的是国际空间站宇航员试饮尿液循环水。  1.Accordingtothetext,therecyclingsystemisimportantbecause________.  A.itmakestrav

8、elingtothemoonforthecommonpersonpossible  B.withitNASAwon’tneedtoshipanywateruptothespacestation  C.itcanhelptomeetth

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