常見(jiàn)例句Iron nickel, high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron, such as cylinder cap. 鎳鐵,強(qiáng)度高、塑性好。重要灰鑄鐵及球鐵焊補(bǔ)用,如汽缸蓋。In this paper, the research of catalysts of ethylene oligomerization is reviewed, focusing on zirconium、iron、nickel catalysts. 本文綜述了國(guó)內(nèi)外乙烯低聚催化劑的研究進(jìn)展,重點(diǎn)介紹了鋯、鐵、鎳金屬催化劑。Waited to also make general introduction to batteries of iron nickel batteries, high-pressured hydrogen nickel and zincic nickel batteries. 對(duì)鐵鎳電池、高壓氫鎳電池和鋅鎳電池等也作了一般的介紹。iron nickel alloy-coated alumina γ-鐵鎳合金包裹氧化鋁iron nickel copper molybdenum alloy 鐵鎳銅鉬合金Iron Nickel Sulfides and Their Possible Roles in the Origin of Life 鐵鎳硫化物及其在生命起源中的可能作用 返回 iron-nickel