Niobium Nitride, cawl khafiif ah ayaa xoogaa huruud ah, cufnaanta qaraabada waa 8.47g/cm3, barta dhalaalidu waa 2300°C; adkaanta Mohs waa 8, microhardness waa 14.3GPa; Heerkulka muhiimka ah ee kala-guurka aadka u sarreeya waa 15.6K. Aashitada hydrochloric acid, nitric acid, sulfuric acid; ku milmay aashitada isku urursan ee hydrofluoric acid iyo sulfuric acid Waxa kale oo ay ku milmi kartaa alkali kulul ama lye-saar sare waxayna soo saartaa ammonia.
Loo isticmaalo sidii wax lagu daro karbidhida sibidhka, waxa kale oo ay soo saari kartaa niobium nadiif ah.
Adeeg aan bixin karno
1) Qandaraaska rasmiga ah waa la saxiixi karaa
2) Heshiis qarsoodi ah waa la saxiixi karaa
3) Todoba maalmood oo dammaanad celin ah
Muhiimad badan: waxaan ku siin karnaa ma aha oo kaliya badeecada, laakiin adeegga xalka tignoolajiyada!
Waxaan nahay soo saaraha, warshadeena waxay ku taal Shandong, laakiin sidoo kale waxaan ku siin karnaa hal adeeg iibsi joogsi ah!
T/T (kala iibsiga telex), Western Union, MoneyGram, BTC(bitcoin), iwm.
≤25kg: saddex maalmood oo shaqo gudahood ka dib markii lacagta la helay. ＞25kg: hal todobaad
La heli karo, waxaan ku siin karnaa muunado yar yar oo bilaash ah ujeedada qiimeynta tayada!
1kg halkii bac fpr muunado, 25kg ama 50kg halkii durbaan, ama sida aad u baahan tahay.
Ku kaydi weelka si adag u xiran meel engegan, qabow oo si fiican u hawo leh.
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