The matraasi na usoro mmezi

Banyere 8 - American ụra mkpakọrịta na-adụ ọdụ matraasi Dochie ọ bụla 10 afọ, otú anyị kwesịrị inwe matraasi n'oge nke a oge nke mmezi jikoro, anyị ụlọ ọrụ dị ka a ọkachamara matraasi emeputa, ndị na-esonụ n'ihi na ị na-ewebata ihe matraasi mmezi ụzọ: mpaghara ibu nke ukwuu nrụgide iji zere matraasi, mmiri, okpomọkụ, n'oge mgbụsị akwụkwọ, oyi niile n'afọ, nkezi kwa ọnwa atọ ka matraasi kpodoro isi mgba ọkụ ma ọ bụ ọgwụgwụ oge, na-eme ka onye ọ bụla ebe ahụ matraasi ịnọgide na-enwe nguzozi na nguzozi, na-eme ka onye ọ bụla n'ebe na-na-nagide ihe matraasi iji zere matraasi. Zere ịnọdụ ala ogologo oge na nsọtụ nke matraasi, ma ọ bụ na-awụlikwa elu na matraasi, ka ịzenarị mmiri na-adịghị mma, na-eduga na ike ọgwụgwụ. Na mberede unyi matraasi elu, nwere ike iji mmanya na-swabbed ike. Mgbe ị na-eji akwa akwa kwesịrị ịtọ na mpempe akwụkwọ ahụ, ma jiri nlezianya na-ehicha akwa ahụ mgbe niile, iji mee ka akwa akwa ahụ dị ọcha, nke mere na ọ dị mma ma dịgidere. A na-agbanyekarị matraasi ikuku, na-edebe matraasi akọrọ, ka ịgbatị ọnụ ọgụgụ a kapịrị ọnụ nke afọ. Dị ka o kwere mee, iji Nchikota nke okpukpu abụọ mmiri matraasi, n'ihi na mmiri elu nke abụọ oyi akwa, mma elasticity ọnụọgụ, onye ọ bụla otu ebe retainer bụ nkezi ka ahu. Anọla n'etiti ihe mkpuchi elu na nke ala n'elu ụgbọ mmiri, n'ihi na nke ahụ ga-ebelata ike nke matraasi ma belata ndụ ọrụ. Ụlọ ọrụ anyị bụ onye na-emepụta matraasi, nabata ndị ahịa izugbe na-abịa ịzụrụ