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Mene ne wani chronometer? cikakken bincike

Wannan labarin ya bayyana abin da wani chronometer, wanda ƙirƙira shi ne, me ya sa shi ake bukata da kuma yadda za a yi amfani da wannan na'urar a cikin zamani duniya.

tsoho lokaci

Tun zamanin da, mutane ji bukatar a daidai definition ko ji na tsawon lokaci. Kuma idan a cikin kwanaki na m al'umma ba tare da wadannan abubuwa ko ta yaya, amma mun bi da, sa'an nan tare da halittar wani m jama'a da zamantakewa tambaya cewa ya tashi tare da sabon exigencies. Rashin watches da kuma wasu na'urorin don m ji na lokaci ne sosai rikitarwa, wasu fannoni na rayuwa. Kuma idan count na kwanaki babu matsala, yadda za a shirya wani taron? Hakika, za ka iya kewaya da rana, amma wannan hanya ne kamiltattu, kuma shi ne, ba ko da yaushe wani sarari weather. Yana da ga wadannan dalilai, da kuma mutane da aka ƙoƙarin ƙirƙira Agogon da analogs daga gare ta.

A farko wannan na'urar samu ta archaeologists, kira clepsydra. Wannan jirgin ruwa daga wanda a hankali yayyo ruwa, saboda abin da na taso kan ruwa saukar da graduations. Hakika, irin wannan abu ne kawai dace da aunawa da tsawon lokaci.

Amma kafin cewa kakanninmu amfani sundial, abin lura cewa da wuri daga cikin inuwa dabam, dangane da lokaci na rana. To, muna amfani da su duba cikin shiri na farko ya fara da za a kera a cikin manyan yawa a karshen tsakiyar zamanai. Sun kasance sũ ne tsada, manyan, kuma ba kowa zai iya iya su. Da kuma bukatar wannan ba - da birni gina hasumiya, inda ya tsaya watch, kuma kowa da kowa zai iya gani da lokaci.

Duk da haka, da agogo na daban-daban kayayyaki har yanzu suna da kuskure, da kuma haka a cikin 1731 a watchmaker Harrison tsara timepiece. To, abin da yake a chronometer da kuma abin da yake da shi ga?

definition

Bisa ga terminology chronometer - wani sosai m Agogon da m kuskure. Suna amfani da inda lokaci ko tsawon yana da muhimmanci musamman. Don saya da irin wannan na'urar don home amfani ne m.

Kawai sa, waɗannan sũ ne mãsu saba hours, da ci gaba da abin da yake sosai m, kuma su ne free daga wani adadin shortcomings. Saboda haka Harrison ya ba da kirkiro hours, shi ne kawai ya ɗauki su da wani janar yi da kuma kyautata a wancan lokacin. Saboda haka a yanzu mun san abin da a chronometer. Amma inda ake da shi amfani?

aikace-aikace

A mafi muhimmanci drawback na wannan na'urar a matsayin chronometer lokaci, ya asali da farashin. Tun lokacin da masana'antu don ciyar da yawa fiye da lokacin da idan aka kwatanta da na al'ada kowane lokaci. Har yanzu baya Harrison ya iya rage halin kaka, da kuma chronometers sun zama Popular. A farko, wanda ya yaba da isa yabo, zama matuƙan. A waɗannan kwanaki, da definition na latitud da longitude za'ayi da rana, da m timepiece da aka bukata a gyara lõkacin hũdõwar rãnã ko faduwar rana na mu star. Babu shakka, da mafi daidai da shi da aka yi, da mafi alheri matuƙan m wurinta.

Daga baya, da na'urar da daban-daban da sha'awar masana kimiyya, misali, Taurari, wanda ya zama sosai daidai rikodin wani events. Saboda haka za mu fahimci cewa irin wannan timepiece.

yanzu

Irin wannan na'ura da aka yi amfani da na ƙarni na kewayawa a kan iska, ko teku-faruwa tasoshin, amma yanzu chronometer ne kusan ba amfani, fãce kamar yadda a madadin. Ganin cewa ya aka maye gurbinsu da mafi m ma'adini watches. Duk da haka dai, kewayawa, daga jirgi da jirgin sama sun dogon yi a kan tushen da rediyo ko tauraron dan adam da tsarin. Amma idan kana so ka ci gaba da, kowa zai iya saya na'urar kamar wani chronometer. Its farashin dabam yadu, dangane da size, sa, daidaici da kuma ado. Alal misali, a replica na marine chronometer MX 6 za su kudin 31.000 Rasha rubles. A zamani Watches da chronometers Ulysse Nardin iri daraja 300 000 dubu. Amma da kudin na mai sauki version farawa a game da 1500 rubles.

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