短語(yǔ)詞組短語(yǔ)9Cr18 bearing stainless steel Cr18 軸承不銹鋼Bearing Quality Steel 滾珠鋼boron bearing microalloyed steel 含硼微合金鋼bearing gear steel 軸承齒輪鋼nitrogen bearing austenite steel 含氮奧氏體鋼Al bearing TRIP steel 鋁基相變誘發(fā)塑性鋼bearing g steel 軸承鋼copper -bearing aging steel 含銅時(shí)效鋼ti -bearing stainless steel 含鈦不銹鋼 返回 bearing steel