1.Lithiumionshelflife.Method:Justrecordthebatteryvoltageeachdayfor3years,usingamultimeter.Result:Lithium-ionbattery(9V)shelflifein3years:2.Lithium-ionchargingcharacteristics.Method:Charginglithium-ionbatterywithaconstantvoltageandaconstantcurrent,recordthevoltageandcurentinevery5minutes.Battery:NikonEN-EL3abattery(7.4V,1500mAh):WhydoIchoose8.4Vand0.6A?BecausethechargerfromNikonMH-18specified8.4Van...[
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Lithium-ionbatteriesisalmosteverywherenowadays,inyourphone,inyourlaptop.Accordingtothelinkbelow,
https://www.google.com/search?q=the+life+of+lithium+ion+battery&rlz=1C1IHCB_enUS722US729&oq=the+life+of+lithium+ion+battery&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIKCAEQABgPGBYYHjIICAIQABgWGB4yCggDEAAYDxgWGB4yCAgEEAAYFhgeMggIBRAAGBYYHjINCAYQABiGAxiABBiKBTINCAcQABiGAxiABBiKBTINCAgQABiGAxiABBiKBTIN...[
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Thegardenisinzone6.
From:https://www.brecks.com/zone_finder
Tomato,cucumber,pepper:
A.Seedinginroom:
OnMarch18,putseedsoftomato,pepper,cucumbersindirt.
Soil:
Inpapercups,fillthebottomhalfofthepapercupwithgardensoil,thenfillthemiddle1/4cupwithaseedingstarter(mixtureofsoilandfertilizer)andfillthetop1/4cupwithgardensoilagain.
Mixthetoptwosoilsandburytheseedsinaround0.5-1c...[
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Forclose-upphotography,someequipmentsareneededA.Macro(NikoncallsMicro)lenses:1.CanonMP-E65mmf/2.8,1-5x2.Canon60mmf/2.81x,internalfocus3.Tamron90mmf/2.8forNikon,1x4.Quantaray60mmf/2.8forNikon,1x5.Tamron60mmf/2.0forNikon1xinternalfocusAmacrolensisaspeciallens,youcouldtakearegularpictureaswellasaclose-uppicturewithit.Lifesizedobject'simagecanbetakenintoyourpicture.Mostmacrolenscanget1xsizeofyouro...[
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OneWXCfriendaskedmetowritesomethingaboutWagner,thisiswhatIreadandtranslated.Thisarticlebasicallyisasummarybytranslationfromabookchapter【1】。
理查德瓦格纳
（5/22/1813-2/13/1883）
贝多芬的音乐支配着19世纪上半期，瓦格纳的音乐则笼罩着它的后半期。瓦格纳的歌剧改编了音乐的进程。以超人自居的瓦格纳，以自己的歌剧和实践给世界创造了一个作为艺术家的英雄，而且到达了前所未有的程度。
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Sonicboomisanimpulsivenoisesimilartothunder.Itiscausedbyanobjectmovingatthespeedofsound--about343meterspersecondor767milesperhouratsealevelandat68degreesFahrenheit.
Whentwoobjectsreachthesamefrequency,aphenomenoninphysicscalledresonanceoccurs.
Resonanceisaphenomenonthatoccurswhenanobjectorsystemissubjectedtoanexternalforceorvibrationthatmatchesitsnaturalfrequency.Whenthishappens,theobjec...[
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AfriendofWXCaskedmehowtoconnecttwowireswithoutsoldering.Youfirsthavetofindthegaugenumberofyourwire.Thereisawirestandard,AmericanWireGauge(AWG).Forexample,thiscopperwireis8AWGfromthechart,sinceitsdiameteris3.26mm:Manyconnectorpartsarecolorcoded.Colorsonthewireconnectorsare.byBard:Youhavetohaveawirestriper,Iusenumber2and3often:1.For10-22AWG2.For10-20AWG3.For20-30AWGsolid,32-22AWGstranded4.For18-10AW...[
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OnceIwenttoahorseracinggroundin2009.Ididnotbuyaticketforbetting,Ididnotwantto,stingyinonerespect,notinterestedinbettingorgamblinginanotherrespect.EvenIdidnotbuyaticket,Icouldstillgetintotheracingground.TheonlythingIwantedwastakingsomepictures(AllpicturesweretakeninbothJPGandNEF(NikonRAW)formats.AllpicturesweremodifiedfromNEFfilesandsavedasJPGfileswithnamesrelatedtoabriefdiscriptionofmodificationme...[
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A.Thefirstmouse,wasfixedyesterday.ThisLogitechmousewasgettingbrokenrecently:everytimewhenImovedthemouse,thePCspeakersoundedloudly.Iguessedthatthewire(beingarightanglewithoutanybufferzone)endatthemousewasbroken,soeachtimethemousemovementletthewirebeconnectedanddisconnected,Windows10theninterpretedasthattherewasanewdevice(themouse)beingpluggedinandout.Thelogitechmousewithoutabufferzone(thisisthesame...[
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Doesanyoneevereatfugufish?Fugufish,alsoknownaspufferfish,フグorふぐinJapanand河豚鱼inChina.Theyliveintheseaandsomeoftheminfreshwater(淡水)inYangtzeriverinChina[0].ItisadelicacyinsomerestaurantsinJapan.InSong(宋)dynastyitwasasoneofthe“threedelicaciesoftheYangtze(长江三鲜)”[1].Buteatingitisariskonyourown.Itsliver,ovary,eyesandskincontainadeadlypoison,tetrodotoxin（TTX），aneurotoxinforbl...[
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