Stere
Stere ma ọ bụ stère (st) bụ unit nke olu na usoro metric mbụ hà ka otu cubic mita. A naejikarị stere eme ihe maka ịtụle nnukwu nkụ ma ọ bụ osisi ndị ọzọ a pịrị apị, ebe a naeji cubic mita eme ihe maka osisi a naakpụghị apị.[1][2] E chepụtara aha ahụ site na Grik στερεός stereós, "ike", na 1795 na France dị ka metric analogue na eriri. E webatara unit ahụ iji wepụ ọdịiche mpaghara nke unit mbụ a, nke ogologo ya nwere ike ịdịgasị iche site na 6 ruo 13.5 m. Ọ bụghị akụkụ nke usoro metric nke oge a (SI) ma ọ bụghịzi otu iwu na France, mana a ka naeji ya eme ihe na azụmahịa nke nkụ.
Ihe ndị mere noge gara aga[dezie | dezie ebe o si]
Nkwekọrịta dị netiti stere na cubic mita nke osisi a tụkọtara ọnụ bụ ihe naezighi ezi nihi na ọ dabere na ogologo nke osisi ndị e ji mee ihe na otú ha si dị njọ. Stere ahụ kwekọrọ na 1 m3 nke osisi, nke e ji naanị osisi dị 1 m nogologo mee, ha niile dị n'otu akụkụ ma hazie nke ọma. Ọ bụrụ na ogologo nke osisi ndị ahụ erughị 1 m, ọnụ ọgụgụ osisi a naahụ anya naebelata nihi na oghere ndị ahụ dị mma. Ya mere, "stere" abụghịzi 1 m3, kama ọ bụ 0.8 m3 maka osisi nke 50 cm, 0.7 m3 maka log nke 33 cm na 0.6 m3 maka ogwe osisi nke 25 cm.
N'asụsụ Dutch na German, otu ihe yiri ya a naakpọ kuub (Dutch), mkpirikpi maka mita kubieke, ma ọ bụ "Kubikmeter" (German) nke dị iche na stere. Ọ bụ ezie na "kuub" ma ọ bụ "Kubikmeter" bụ cubic mita siri ike, dịka a naeji ya eme ihe maka osisi, stere (na German: Raummeter) bụ cubic meter nke osisi. A stere ma ọ bụ Raummeter bụ ihe naerughị kuub ma ọ bụ cubic mita zuru ezu nke osisi, nihi na oghere dị netiti osisi naetinye na stere, ebe ha anaghị agụnye na kuub maọbụ Kubikmeter. Nasụsụ Finnish, a maara otu unit ahụ dị ka motti (site na Swedish mått, "ihe ọ̀tụ̀tụ̀").
A naghị eji stere dị ka a naeji ya eme ihe nebe ndị naabụghị ụlọ ọrụ osisi ahụ.[3] Karịsịa, a naeji stere na kilostere eme ihe mgbe ụfọdụ na hydrology, dịka kilostere (1000 m3 ma ọ bụ megalitre) bụ obere metric analogue nke acre-foot (ihe dịka 1233 m3), yiri mmekọrịta nke tọn na obere tọn.[4]
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- ↑ Thierry Thomasset. Le stère (French). Tout sur les unités de mesure [All about the units of measure]. Université de Technologie de Compiègne. Retrieved on 2011-03-21.
- ↑ For example:Rough guide to calculating timber volumes. Forestry Commission. Archived from the original on 2016-03-04. Retrieved on 2023-08-18.
- ↑ kilostere. Webster (1913).
- ↑ McGee (1915-12-11). "SCIENCE". Science 34 (885): 813–825. DOI:10.1126/science.34.885.813. PMID 17780383.