- Thiscarispoweredbysolarenergy.Andplantspoweredbygasemitfarlesscarbondioxidethanthosepoweredbydirtycoal.TheplanesarepoweredbyenginesmadebyRolls-Royce.alawnmowerpoweredbyagasolinemotor.Thetractorispoweredbyadieselengine.It'sasinglerotorhelicopterpower...
- 31700
- Thebattery-powereddeviceusescuttingedgebionictechnologytoadapttoaperson'sstride,speedandthetypeofgroundandcanhelppreventstumbles.Itwasreportedthatthebattery-powereddevicecouldsensethesoldier'sindividualmovementsandlethimcarryweightsofupto200lbs(90.7...
- 30950
- Howisitpowered?Thelampispoweredbytwosmallbatteries.Theracingcarpowereddownthehomestraight.Wasshemovingthehydraulichosethatpoweredthebrush?Andinsteadofbeingpoweredbysmokylittlepetrolengines,theyaredrivenelectrically.Thefour-wheelpowereddrivetrainisful...
- 5327
- "A-bomb,H-bombandnuclear-poweredsubmarine"Thenuclear-poweredaircraftcarrierUSSRonaldReaganhasarrivedinJapantoassistreliefefforts.TheIndiangovernmentgavethenodtobuildanother4nuclear-poweredsubmarinesfollowingthelaunchofthefirsthomemadenuclear-powere...
- 13296
- Astheyoungbirdmatures,suchcontrolleddescentgraduallygiveswaytopoweredflight.Explanation:Anexampleofsolar-poweredflight,NASA'sHeliosaircraftflewalmostonehundredyearsaftertheWrightbrothers'historicflightonDecember17,1903.Injustover100years,we'vegone...
- 19071
- 問題詳情:Earlierthismonth, asolar-powered(太陽能動力的)planetookofftotheskyforthefirsttime.Ithadpassedanimportanttestonthe waytotravelaroundtheworld. TheplanetookofffromanairportinSwitze...
- 28362
- Multi-functiondetectorforelectriccontrolsystemofbatterypoweredvehicleItisactuallyabatterypoweredatomizerwhichUSESaMotorolachip.ThebatterypoweredCagesprayisautonomousandenablesyoutosprayontwosidesanduptosixlevels.Thisaircraftisbatterypowered,veryquiet...
- 8535
- Atthesametime,itwillbeencouragedtousetheautomobilespoweredbycleanerfuels,fuelcellvehicles,electricity-poweredvehiclesandothertypesofloweremissionvehicle.Moreappropriatelycalleda"Humanpoweredvehicle",CriticalPowerisatwowheeledrecumbentbicycleencapsu...
- 24375