MapangidweSayansi

Mayiko SI dongosolo - dongosolo limodzi muyeso m'dziko latsopano

Kwa nthawi yaitali m'mayiko osiyanasiyana (ngakhalenso m'madera osiyanasiyana m'dziko lomwelo!) Anali dongosolo yakeyake kayesedwe. Malingana ngati anthu ankakhala ndi kutali ndi mzake, palibe vuto makamaka mu izi sizinali. Komabe, chifukwa kudalirana ndi mmene gulu lonse za ntchito, chilengedwe cha dongosolo yunifolomu ya poyeza amavutika.

Zimenezi anatenga ndithu nthawi yayitali ndipo zotsatira zake zinali mtundu wa kunyalanyaza pakati pa sukulu yaikulu sayansi yadziko, omwe anakakamizidwa kuti ena angayambe kukukhulupirirani. Pomaliza pake, mzere womaliza analengeza mu 1960, ndipo nawonso alipo lero padziko lonse dongosolo SI.

Wokha ndi acronym lachokera ku French mawu Système International ndi zomveka osati wasayansi aliyense, koma ndi nzika wamba, maphunziro pa njira ya sekondale. Pakati pake penipeni, dongosolo SI ndi chiphatikizo zofunika kwambiri mayunitsi, komanso awo likutipatsa weniweni ndi. umwana wake sizitanthauza kuti States onse amene anasaina hayala yoyenera, kusiya machitidwe awo. Komabe, pamene izo zifika ku ntchito, anasonyeza pa bwalo la mabungwe, kapena luso chogulitsidwa padziko lonse, pali dongosolo SI amachita ngati Institute yaikulu ya poyeza.

Kuyambira 1970 anafalitsa wotchuka SI kabuku, amene amapereka kufotokoza mwatsatanetsatane mayunitsi onse akuluakulu a muyeso, komanso malipoti pa zosayembekezereka ya kusintha posachedwapa. Pakali pano, chikalata cha tinalisindikizanso maulendo asanu ndi atatu, ndipo mu 1985, pamodzi ndi French ndi Chingelezi anaonekera. M'mayiko onse otukuka, kabuku amapita ndi chinenero cha kumeneko.

SI dongosolo amaona monga waukulu asanu zedi thupi. Izi mita kilo amperes, Kelvin, wachiwiri, ndi candela Mole. Amaona kuti palibe magawo awa sangathe kuwapeza zina, i.e. aliyense wa mayunitsi ali otchedwa palokha gawo. Kuchokera pa iwo, mwa chulutsa ndi kugawikana ndi linanena bungwe wagawo ena ofanana, komanso mtima. Zochita za zinthu izi zonse kuyengedwa ndi maphunziro zambiri aakulu sayansi kungadzutse kufunika makhalidwe atsopano.

mavuto ena SI dongosolo mu sayansi wakhala chifukwa kusiyana matchulidwe ndi chifaniziro mawonekedwe a amodzi, si chinsinsi chimene Mwachitsanzo, pakati pa French ndi kalembedwe Chinese akuti "kilogalamu" kusiyana kwakukulu zokwanira. Pa nkhani iyi, izo mwapadera anatsindika mu 1960, hayala amene amatchula mayunitsi - izo sizichepetsa, ndi zinthu algebraic kuti Musati muzidalira pa chinenero. Vuto yekha anachokera Russia ndi mayiko ena amene ntchito sanali Latin ndi Chisililiki kalata. Njira kunja imeneyi inali chigamulocho chenicheni cha anthu padziko lonse pa ntchito zizindikiro momveka bwino limati deta.

Panopa dongosolo SI, pa dzanja limodzi, ndi mtundu wa chitsimikizo cha inviolability wa mfundo zikuluzikulu za sayansi, Komano, nthawi zonse okonzeka kusintha latsopano kusintha.

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