Kedu ihe echekwabara maka nchekwa na ojiji oxygen ahụike?
2023-03-15
Kedu ihe echekwabara maka nchekwa na ojiji oxygen ahụike? Oxygen na ahụike bụ kemịkalụ dị ize ndụ, ndị ọrụ nlekọta ahụike kwesịrị iwusi mgbochi na njikwa ihe egwu nchekwa ike, hazie nchekwa oxygen ahụike na iji njikwa nchekwa, iji gbochie ihe mberede nchekwa. I. Nyocha ihe ize ndụ oxygen nwere
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