Akụkọ ihe mere eme nkeEgwuregwu ịgba ọsọ Olympicna-egosipụta usoro ndị sara mbara na teknụzụ egwuregwu, ihe owuwu, na ihe. Nke a bụ nlele zuru oke na evolushọn ha:
Olimpik ochie
- Egwuregwu mbụ (ihe dịka 776 BC):Egwuregwu Olympic mbụ e mere na Olympia, Greece, gosipụtara otu ihe omume a na-akpọ asọmpi egwuregwu, nke dị ihe dị ka mita 192 n'ogologo. Ụzọ ahụ bụ ụzọ unyi kwụ ọtọ, kwụ ọtọ.
Olimpik nke oge a
Olimpik nke Athens 1896:Egwuregwu Olimpik ọgbara ọhụrụ nke mbụ nwere egwu na-agba ọsọ na ama egwuregwu Panatenaic, egwu kwụ ọtọ nke dị mita 333.33 nke ejiri okwute na aja gbajiri agbaji mee, dabara adaba maka agbụrụ dị iche iche gụnyere 100m, 400m, na ogologo ogologo.
mmalite narị afọ nke 20
- 1908 London Olympic:Ụzọ egwu dị na White City Stadium dị mita 536.45 n'ogologo, na-ejikọta elu cinder, nke na-enye ebe na-agba ọsọ na-agbanwe agbanwe ma na-agbaghara karịa unyi. Nke a kara akara mmalite nke iji egwu cinder eme egwuregwu.
N'etiti narị afọ nke 20
- 1920-1950s:Nhazi nke akụkụ egwu malitere, na ogologo a na-ahụkarị na-aghọ mita 400, na-egosipụta cinder ma ọ bụ ụrọ. Akara okporo ụzọ ndị ahụ iji hụ na o ziri ezi na asọmpi.
- Olimpik Melbourne 1956:Ejiri brik na-acha uhie uhie na-acha uhie uhie mee ihe egwu Melbourne Cricket Ground, na-egosi nnwale nke oge ahụ na ihe dị iche iche iji kwalite arụmọrụ.
Oge sịntetik
- 1968 Mexico City Olympic:Nke a bụ mgbanwe dị ịrịba ama dịka egwu ahụ bụ ihe sịntetik (Tartan track), nke ụlọ ọrụ 3M webatara. Elu sịntetịt nyere traction ka mma, ịdịte aka, na nguzogide ihu igwe, na-emeziwanye egwuregwu egwuregwu.
Ọgwụgwụ narị afọ nke 20
-1976 Olympic nke Montreal: Egwu ahụ gosipụtara elu sịntetik emelitere, nke ghọrọ ọkọlọtọ ọhụrụ maka egwu ndị ọkachamara n'ụwa niile. Oge a hụrụ ọganihu dị ịrịba ama na nhazi egwu, na-elekwasị anya na nchekwa ndị na-eme egwuregwu na ịrụ ọrụ.
Egwu ọgbara ọhụrụ
- 1990s - Ugbu a: E ji ihe sịntetịt nke dabeere na polyurethane dị elu mee egwu Olympic nke oge a. Emebere elu ya maka ịrụ ọrụ kacha mma, yana nchichi iji belata mmetụta na nkwonkwo ndị na-agba ọsọ. Edebere egwu ndị a n'ogologo na mita 400, nwere ụzọ asatọ ma ọ bụ itoolu, nke ọ bụla dị mita 1.22 n'obosara.
- Olympic Beijing 2008: Ọgbọ egwuregwu mba, nke a makwaara dị ka Nnụnụ Nnụnụ, nwere egwu sịntetịt dị mkpụmkpụ nke e mere iji kwalite arụmọrụ yana ibelata mmerụ ahụ. Egwu ndị a na-etinyekarị teknụzụ iji tụọ oge ndị egwuregwu na metrik ndị ọzọ nke ọma.
Ọganihu teknụzụ
-Egwu mara mma:Ọganihu kachasị ọhụrụ gụnyere ntinye nke teknụzụ smart, yana ihe mmetụta agbakwunyere iji nyochaa metrik arụmọrụ dị ka ọsọ, oge gbawara agbawa, na ogologo ije n'oge. Ihe ọhụrụ ndị a na-enyere aka na ọzụzụ na nyocha arụmọrụ.
Mmepe gburugburu ebe obibi na nke na-adịgide adịgide
- Ihe eji eme enyi na gburugburu ebe obibi:Ihe a na-elekwasị anya atụgharịkwara na nkwado, site na iji ihe eji eme gburugburu ebe obibi na usoro ihe owuwu iji belata mmetụta gburugburu ebe obibi. Ihe ndị a na-emegharịgharị na usoro mmepụta ihe na-adigide na-aghọwanye ihe. Dị ka ụzọ ọgba ọsọ rọba arụkwasịrị arụ ọrụ.
Ngwunye egwu rọba emebere nke ọma
Nkọwapụta | Nha |
Ogologo | mita 19 |
Obosara | 1.22-1.27 mita |
Ọkpụrụkpụ | 8 mm - 20 mm |
Agba: Biko rụtụ aka na kaadị agba. Pụrụ iche agba nwekwara negotiable. |
Kaadị agba agba rọba arụgoro arụgoro arụgoro
Nhazi usoro egwu rọba arụgoro arụgoro
Nkọwa Track Rịba arụgoro arụgoro arụgoro
oyi akwa na-eguzogide iyi
Ọkpụrụkpụ: 4mm ± 1mm
Nhazi akpa ikuku mmanụ aṅụ
Ihe dị ka 8400 perforations kwa square mita
Ihe na-agbanwe isi oyi akwa
Ọkpụrụkpụ: 9mm ± 1mm
Nchịkọta
Mmepe nke egwu ịgba ọsọ Olympic egosipụtala ọganihu na sayensị akụrụngwa, injinia, na nghọta na-eto eto nke arụmọrụ egwuregwu na nchekwa. Site n'ụzọ dị mfe unyi na Gris oge ochie ruo na elu teknụzụ sịntetịt dị elu n'ámá egwuregwu ọgbara ọhụrụ, mgbanwe ọ bụla enyela aka n'ọsọ ọsọ, nchekwa na ọnọdụ ịgba ọsọ maka ndị egwuregwu gburugburu ụwa.
Oge nzipu: Jun-19-2024