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外文翻译--葵花籽脱壳机和油压机.doc

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外文翻译--葵花籽脱壳机和油压机.doc

1THESUNFLOWERSEEDHULLERANDOILPRESSBYJEFFCOXFROMORGANICGARDENING,APRIL1979,RODALEPRESSIN2,500SQUAREFEET,AFAMILYOFFOURCANGROWEACHYEARENOUGHSUNFLOWERSEEDTOPRODUCETHREEGALLONSOFHOMEMADEVEGETABLEOILSUITABLEFORSALADSORCOOKINGAND20POUNDSOFNUTRITIOUS,DEHULLEDSEEDWITHENOUGHBROKENSEEDSLEFTOVERTOFEEDAWINTERSWORTHOFBIRDSTHEPROBLEM,HERETOFORE,WITHSUNFLOWERSEEDSWASTHEDIFFICULTYOFDEHULLINGTHEMATHOME,ANDTHELACKOFADEVICEFOREXPRESSINGOILFROMTHESEEDSABOUTSIXMONTHSAGO,WEDECIDEDTOCHANGEALLTHATTHEJOBWASTOFINDOUTWHOMAKESASUNFLOWERSEEDDEHULLERORTODEVISEONEIFNONEWEREMANUFACTUREDANDTOEITHERLOCATEAHOMESCALEOILSEEDPRESSORDEVISEONENOMEANTASKOURRESEARCHESTOOKUSFROMNORTHDAKOTAHUBOFCOMMERCIALSUNFLOWERACTIVITYINTHENATIONTOASEARCHOFTHEFILESINTHEUSPATENTOFFICE,WITHSTOPSINBETWEENWETURNEDUPALOTOFBIGMACHINERY,DISCOVEREDHOWDIFFICULTITISTOBUYREALLYPURE,UNREFINEDVEGETABLEOILS,BUTFOUNDNOSMALLSCALEEQUIPMENTTODEHULLSUNFLOWERSORPRESSOUTTHEIROILTHEKEYTOSUCCESS,HOWEVER,WASONOURDESKTHEWHOLETIMEINSPRING1977,AUGUSTKORMIERHADSUBMITTEDAFREELANCEARTICLEDESCRIBINGHOWHEUSEDACORONAGRAINMILLTODEHULLHISSUNFLOWERSEEDS,ANDHISVACUUMCLEANEREXHAUSTHOSETOBLOWTHEHULLSOFFTHEKERNELSASECONDSEPARATIONFLOATEDOFFTHEREMAININGHULLS,LEAVINGACLEANPRODUCTWEDTRIEDIT,BUTBECAUSESOMEKERNELSWERECRACKEDANDTHEPROCESSINVOLVEDDRYING,WEHADNTBEENSATISFIEDNOWWEFELTTHEBESTAPPROACHWASTOBEGINAGAINWITHWHATWELEARNEDFROMMRKORMIERANDREFINEITSTAFFEDITORDIANABRANCHANDHOMEWORKPLACEEDITORJIMELDONWORKEDWITHANUMBEROFHANDANDELECTRICPOWEREDGRAINMILLSWHILETHECORONADIDAPASSABLEJOB,THEYGOTTHEBESTRESULTSWITHTHECSBELL60HANDMILLANDTHEMARATHONUNIMILL,WHICHISMOTORDRIVENICOULDNTBELIEVEMYEYESTHEFIRSTTIMEITRIEDTHEMARATHON,DIANASAYSIOPENEDTHESTONESTO1/8THINCH,ANDOUTCAMEABINFULLOFWHOLEKERNELSANDHULLSSPLITRIGHTATTHESEAMSWHATATHRILLTHATWASSHEFOUNDTHATBYSTARTINGATTHEWIDESTSETTING,ANDGRADUALLYNARROWINGTHEOPENING,ALMOSTEVERYSEEDWASDEHULLEDTHESTONESCRACKTHEHULLSOPEN,THENRUBTHEMTOENCOURAGETHESEEDAWAYFROMTHEFIBROUSLININGTHEBELLHANDMILLWORKEDALMOSTASWELLASLONGASTHESTONESOPENATLEASTASWIDEASTHEWIDESTUNHULLEDSEED,ANYMILLWILLWORK,SHESAYSBECAUSETHESEEDSLIPSTHROUGHTHEMILLONITSFLATSIDE,GRADINGISANIMPORTANTSTEPTOTAKEBEFOREDEHULLINGWEMADETHREESIZINGBOXESTHE2FIRSTIS1/4INCHHARDWARECLOTHWIRESCREENTHESECONDISTWOLAYERSOF1/4INCHCLOTH,MOVEDSLIGHTLYAPARTTONARROWTHEOPENINGINONEDIRECTION,ANDTHETHIRDISTWOLAYERSOFSCREENADJUSTEDTOMAKEASTILLSMALLEROPENINGSINCETHESMALLESTUNHULLEDSEEDSAREABOUTTHESIZEOFTHELARGESTHULLEDKERNELS,THEGRADINGSTEPPREVENTSTHESEUNDERSIZEDSEEDSFROMPASSINGTHROUGHUNHULLEDPROCESSEDTOGETHERATACLOSERSETTING,THESMALLESTSEEDSHULLEDOUTJIMELDONSWORKSHOPISLITTEREDWITHSTRANGELOOKINGPIECESOFAPPARATUSTHEYREPRESENTINITIALATTEMPTSTOBUILDAWORKABLEWINNOWINGBOX,USINGKORMIERSVACUUMEXHAUSTIDEAFORASOURCEOFAIRJIM,FREDMATLACKANDDIANAFINALLYMADEABOXWITHAPLEXIGLASFRONT,THROUGHWHICHTHEYCOULDOBSERVEWHATWASHAPPENINGTHEYCUTAHOLEINTHEBACKOFTHEBOXWITHASLIDINGCOVERTOREGULATETHEAIRPRESSURE,ANDFIDDLEDWITHVARIOUSARRANGEMENTSOFBAFFLESTHERESULTWASASTREAMOFHULLSEXITINGTHROUGHONEHOLEWHILETHEKERNELSFELLTOTHEBOTTOMOFTHEBOXNOWTHEYWEREREADYTOTRYAFIVEPOUNDSAMPLEOFUNHULLEDSUNFLOWERSEEDSTOSEEHOWMUCHTHEYCOULDRECOVERTHEFIVEPOUNDSWEREGRADEDANDDEHULLED,THENWINNOWEDWEGOTABOUTONEHULLFOREVERYTENKERNELSINTHEFINAL,WINNOWEDPRODUCTTHESEAREEASILYPICKEDOUTTHEYUSUALLYCONTAINKERNELSSTILLHELDBEHINDTHEFIBROUSSTRINGSOFTHEHULLTHEIRWEIGHTPREVENTSTHEMFROMBLOWINGOUTWITHTHEEMPTYHULLSWEFOUNDTHATBUGEATENSEEDSDOBLOWAWAYWITHTHECHAFF,WHICHWASABONUSFORCLEANLINESSOFTHEFINALPRODUCTTOSSTHEHULLSTOTHEBIRDS,WHOWILLFINDBROKENSEEDSAMONGTHEMSTARTINGWITH80OUNCESOFUNHULLEDSEED,WEENDEDUPWITH411/4OUNCESOFEDIBLEWHOLESEEDS,18OUNCESOFDAMAGEDSEEDSSUITABLEFORANIMALFEED,AND366OUNCESOFHULLSITTOOKUSABOUTANHOURNOTBADSUNFLOWERSEEDSSTOREPERFECTLYINTHEHULLS,BUTTHEYDETERIORATEMORERAPIDLYWHENSHELLEDOUTTHEGRAINMILLDEHULLERANDWINNOWINGBOXGIVETHEGARDENERAWAYTOHAVETHEFRESHESTPOSSIBLESEEDSFOREATINGATALLTIMESOFTHEYEARWITHTHECONSTRUCTIONOFONEMOREPIECEOFEQUIPMENTTHEOILPRESSHECANHAVEABSOLUTELYFRESH,UNREFINED,POLYUNSATURATEDSUNFLOWEROILFORSALADS,MAYONNAISEANDCOOKINGMOSTLIGHT,REFINEDVEGETABLEOILSHAVEBEENEXTRACTEDUSINGHEXANE,AFORMOFNAPHTHATHEOILISTHENHEATEDTOBOILOFFTHEHEXANELYEISDUMPEDINTOITITSWASHEDWITHSTEAM,THENHEATEDTOREMOVEODORSANDTASTEBEFOREBEINGLACEDWITHPRESERVATIVESANDSTABILIZERSITMAYFEELOILYINTHEMOUTH,BUTYOUMIGHTASWELLTASTEAIRNOSOWITHFRESHMADESUNFLOWEROILITSDELICIOUSLYYETSUBTLYNUTTYINFLAVOR,ADDINGUNSURPASSEDFLAVORTOSALADSTHERESGOODREASONTOBELIEVETHATSUNFLOWEROILMAYBECOMETHE1VEGETABLEOILINTHEUSINAFEWYEARSITSALREADY1INHEALTHCONSCIOUSEUROPECORNOILHASALREADYCAUGHTONHEREFORHEALTHREASONS,ANDSUNFLOWEROILISSOMUCHBETTERSUNFLOWEROILS70PERCENTPOLYUNSATURATEISJUSTUNDERSAFFLOWER,WITHCORNOILBRINGINGUPTHEREARWITH55PERCENTANDSUNFLOWERSYIELD40PERCENTOIL,SOYBEANSONLY20PERCENTOUROILPRESSIS3RELATIVELYSIMPLE,BUTITMUSTBEWELDEDTOGETHERCHECKTHECONSTRUCTIONDIRECTIONSFORDETAILSTHEPRESSCONSISTSOFAWELDEDTUBULARFRAMEWHICHACCEPTSATHREETONHYDRAULICJACKYOUMAYALREADYHAVEONEIFNOT,ITCANBEPURCHASEDATMOSTAUTOANDHARDWARESTORESFORABOUT16AMETALCANISTERWITHHOLESDRILLEDINITSSI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