短語詞組短語weathering resistant steel 耐候鋼weathering resistance steel 耐候鋼fire and weathering resistant steel 耐火耐候鋼economical weathering steel 經(jīng)濟(jì)型耐候鋼Weathering Steel 09CuPCrNi CuPCrNi 耐候鋼weathering steel bridge 耐候性鋼橋anti weathering steel 耐候性鋼板bainitie weathering steel 貝氏躰耐候鋼high strength weathering steel 高強(qiáng)耐候鋼 返回 weathering steel