Vangani makiromita por maira: kunzwisisa nyaya

Vangani makiromita vari maira? nyaya iyi yaiva makore 250-300 apfuura zvingadai neromuromo kwete chete ane ruzivo mufambi, asi musayendisiti. At maira imwe? Uye kiromita?

Shoko "maira" rinobva pashoko Roman milia passum, saka pane matanho chiuru. The VaRoma akasarudzwa sezvo chinhambwe chiuru paces legionary kaviri. Kudikanwa kuyera kureba, uye kwete zvinodhura chete, asiwo mumwe nomumwe zvinhu, nguva dzose muvanhu. Distance uye akasungirirwa kutiza museve, uye wezuva, uye kusvikira sepombi - ndiko, kusvikira iwe enda, uchisvuta imwe nhamba sepombi.

Kunyanya dzakakurumbira mazita urefu zviyero chokuita nezita dzemiviri. Izvi Somuenzaniso, lokot- 0.5 mita span - anenge 20 cm, Ft -. Okupedzisira masendimita 30 rinoshandurwa kubva Chirungu se "danho, tsoka". Zviri pachena kuti vakadaro kwava nani asinganyatsoita. Pashure pezvose, makumbo ake nemaoko, uye matanho vose vanhu dzakasiyana yakareba.

Pakazopera rechigumi nemapfumbamwe remakore, zvakasiyana kwemakiromita anopfuura makumi mana hwaivapo muEurope pamusana kuyera marefu panyika. Mhinduro yomubvunzo pamusoro makiromita vangani paminiti maira, dzaisiyana zvikuru, kunyange munyika dziri munharaunda.

The maira Roman, maererano zvinyorwa zvakasiyana-siyana, raiva 1483 kana 1598 mamita. Ari pedyo England uye Scotland vaiva maira zvakasiyana. Chirungu akanga pfupi, zvakanga vanosvika 1609 metres, muna vaPresbyterian -. 1808 M zvikuru urefu aiva German maira - 7.420 mamita. Similar aiva mamiriro ezvinhu Russia. Pano, sezvo nyika zviyero Kureba maira vakashandisa kashoma, zvikurukuru rinoshandiswa kugadzirisa zvinetso arşive. maira Russian raiva nomwe makiromita, uye raiva 7468 mamita.

Asi vose zvinyorwa urefu atemwa maira dzekuma Scandinavia. maira Swedish aiva kureba 10688 M uye musoro wakarebesa Norwegian aigona vanoti - zvakanga 11298 m.

Sezvingatarisirwa, zvinhu zvakadaro hazvina kufadza vakawanda. Uye muna 1875, Paris XVII nyika akasaina Meter Convention kuti gare gare vamwe anoti. Muupenyu hwezuva nezuva hunosanganisira metres, makiromita, makirogiramu. Zvino grade arşive ezvinhu vaiita zvose zviri zvemari dzakabudirira. Pari mhinduro yomubvunzo wokuti: "makiromita Vangani muna 1 maira?" nyore zvikuru, pasinei nokuti munhu maira kubva pakushandisa. Nyore chakagadziriswa uye Ivan Kuchin dambudziko. Ngatitii tinoverenga kuti vaiita zvinhu 1 maira. makiromita vangani striding mufambi? mhinduro chaiyo iri. vangani makiromita vari maira - zvino anozivikanwa chaizvo. Land maira iri 1,608 km uye gungwa - 1.853? Km.

With zvose nm zvakanga pakutanga zvishoma nyore. Pashure pezvose, gungwa hakusi kuyera kure matanho. Vakwasvi kupindura mubvunzo sei makiromita akawanda paminiti maira, aifanira kuvimba ezvemuchadenga Masvomhu. Nautical maira conditionally kuenzana miniti rimwe Latitude, kana 1853 metres, ndiko kuti, kana chikepe maseiri achitevedza Meridian mumwe nautical maira, ayo nzvimbo richachinja chaizvo imwe miniti rimwe Latitude.

Chokwadi, pane imwe diki hove. Nenyika Yedu - hazvina chaizvo bhora, zviri flattened matanda. Uye zvinoitika kuti panguva neequator daro kupatsanura miniti rimwe Latitude panorumwe, zvishoma. Naizvozvo, pane imwe chairema nokuyerwa nechokure - the Equatorial nautical maira. Zviri 1855 mamita.