Ikhaya NomkhayaIzesekeli

Mathematics okujabulisayo: Paper Sizes

Ngisho kwamanje, ngenkathi ezobuchwepheshe, cishe alikho nelilodwa umuntu ongakawuboni ephepheni. Sonke kuye kwadingeka zibekezelele ngamafomethi ezivamile - A4. Labo ababethi iphephandaba odongeni esikoleni noma wafunda umdwebo e-Institute, bahlangana A3, A2 A1. Abanikazi waqopha umlando iphepha kwesinye isikhathi kutholakale kwi isembozo kolwazi ukuthi ubukhulu ishidi elilodwa uvezwa A6 noma A7 format. Nokho abanye ngizwile ukuthi osayizi iphepha kungenziwa eyethulwe ngefomethi B no-C

Zama ukusebenzisa irula ukunquma usayizi amashidi wephepha format A4. Sithola ukuthi ulingana nobude 297 mm ububanzi esiphezulu - 210 mm. Kuyini ezithakazelisayo, lezi zibalo? Uma kukhona ejwayelekile cut ephepheni ngesigamu, isilinganiso ubude izinhlangothi kusukela amashidi entsha akukashintshi njengasezinsukwini zangaphambili ishidi elikhulu. Lokho, ezincane usayizi wephepha is etholakala ephepheni elikhulu ukwahlukana elula. A4 ishidi - ishidi kuyinto kwesigamu A3 futhi A5 ishidi - isigamu A4.

Ukulondoloza i-aspect ratio ngokunciphisa inani ubukhulu ekahle kakhulu ukunciphisa izithombe, kanye neminye imisebenzi eminingi nomaphi iphepha isetshenziswa. Ngokwesibonelo, kulula ukuba abale isisindo mail, nazi ukuthi zona lezo ndawo iqabunga ngobukhulu e-Serie A ilingana 1 imitha square. Iphrinta iphepha lunesibalo ka 80 g / m. Ngakho, A4 ishidi (njengoba 1/16 ingxenye ishidi A0) ngeke nesisindo 5 amagremu. Bala isisindo imvilophi ingaphinda ukuqondiswa ngenhla iphuzu, ngoba ubukhulu iphepha Ubukhulu B no-C (esetshenziselwa izimvilophu) nililalele ubudlelwane efanayo ukuthi A.

Ngamunye ifomethi esetshenziswa yokunyathelisa, ukulungela inhloso ethize. A8 - encane, A7 - amalebula A6 - usayizi amazwe ngifaka, A5 - amapheshana kanye emaflaya, A4 - imibhalo. Ubukhulu usayizi wephepha kukhona yokuthi uhlangothi ishidi has inamba ngamasentimitha. Lokhu kuyasiza ekudaleni imikhiqizo ngemifanekiso njengoba abaklami nomhleli kulula ukwakha isakhiwo. Ngisho ngefomethi akhiqizwa passport nezinye izincwadi ezisemthethweni kanye namafomu, kanye izimvilophu obukhulu. iphepha obujwayelekile, ngaphezu womshini imvilophi ezithambile isetshenziselwa izithombe zokunyathelisa.

Kunezinye nezakhiwo. Ngo abakhuluma isiNgisi amazwe, lapho namanje walondoloza intshi ohlelweni imethrikhi, sebenzisa «Incwadi» format, kanye «Legal» futhi «Iphephandaba». Lokubiza phakathi kwalezi zinhlangothi ngephepha elenziwe isimiso ezichazwe ngenhla, kodwa ubude izinhlangothi kuyinto amaningi i amayintshi inamba. Ngefomethi ye A + (aka RA) usayizi wephepha inkudlwana kunobukaJohane A. Ngakho, ukuze iphepha A4 +, isibonelo, kungenzeka ukwenza amafolda A4. SRA has a isakhiwo kancane kunangendlela RA.

Ingase futhi kuyabonakala ukuthi ejwayelekile iphepha osayizi ezibukeka zingalungile aesthetically elimnandi. Isilinganiso izinhlangothi lamafisha ishidi engesiyo kuphela ngokomthetho. Kuyinto kuncike olinganise "esiliva isilinganiso", akuyona njengoba owaziwa ngokuthi "ingxenye osemqoka", kodwa nayo yakhelwe phezu izinombolo engenangqondo. At inhliziyo esigabeni segolide (okuyinto, by the way, itholakala ngobukhulu incwadi) kuyinto impande square amahlanu. Isiliva kusekelwe impande skwele amabili. Nokuqhubeka uhlukanise ephepheni ngesigamu infinity, asikwazanga ukudala ukulandelana Fractal.

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