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Kedu otu esi emepụta okpokolo agba nku anya igwe?
Nhazi ugogbe anya Ekwesịrị imepụta etiti enyo anya tupu abanye na mmepụta. Ugogbe anya abụghị ngwaahịa mmepụta ihe. N'ezie, ha na-adị ka ọrụ aka ahaziri ahazi wee rụpụta ya nke ukwuu. Kemgbe m bụ nwata, enwere m mmetụta na ịdị n'otu nke ugo abụghị nke siri ike ...GỤKWUO -
Okpokoro acetate ọ dị mma karịa okpokolo agba rọba?
Kedu ihe bụ acetate cellulose? Cellulose acetate na-ezo aka na resin thermoplastic enwetara site na esterification na acetic acid dị ka ihe mgbaze na acetic anhydride dị ka onye na-ahụ maka acetylating n'okpuru ọrụ nke onye na-eme ihe. Organic acid esters. Ọkà mmụta sayensị Paul Schützenberge bu ụzọ mepụta eriri a na 1865, ...GỤKWUO -
Kedu ihe kpatara ị na-esi ọnwụ na-eyi ugogbe anya maka anwụ mgbe ị na-apụ?
Yiri ugogbe anya maka anwụ mgbe ị na-eme njem, ọ bụghị naanị maka ọdịdị, kamakwa maka ahụike anya. Taa, anyị ga-ekwu maka ugogbe anya maka anwụ. 01 Chebe anya gị pụọ n'anyanwụ Ọ bụ ọmarịcha ụbọchị maka njem, mana ị nweghị ike imeghe anya gị na anyanwụ. Site n'ịhọrọ ugogbe anya maka anwụ, ị nwere ike...GỤKWUO -
Uru nke iyi iko.
1.Yi enyo nwere ike imezi ọhụụ gị Myopia kpatara ya bụ na ìhè dị anya enweghị ike ilekwasị anya na retina, na-eme ka ihe ndị dị anya na-edoghị anya. Otú ọ dị, site n'itinye oghere myopic, enwere ike nweta ihe oyiyi doro anya nke ihe ahụ, si otú a na-edozi ọhụụ ahụ. 2. Iyi enyo nwere ike ...GỤKWUO -
Ugogbe anya maka anwụ nwere ọgụgụ isi
Ugogbe anya anwụ bụ ụdị isiokwu nlekọta ahụike anya maka igbochi mkpali siri ike nke ìhè anyanwụ na-emerụ ahụ n'anya mmadụ. Site na nkwalite nke ihe onwunwe na omenala ndị mmadụ, a pụkwara iji ugogbe anya anwụ mee ihe dị ka mma ma ọ bụ na-egosipụta ọla pụrụ iche nke ụdị onwe onye. Sungla...GỤKWUO