a11oy steelalloy steel (alloyed steel)alloy-treated steelas alloy steelcomplex alloy steelcomplex steelfine steellegiered steelsteel alloy合金钢丝 合金线: alloywire超硬合金钢: hard alloy steel淬硬合金钢: quench allov steel; quench alloy steel低合金钢: low-alloy steel; low-alloy structural steel低合金钢板: low alloy steel plate下载手机词典可随时随地查词查翻译