IPS級犁鋼,改良犁鋼(鋼索用) extra improved plow steel: 特優(yōu)犁鋼improved plow steel: 改良犁鋼; 級犁鋼plow steel: 犁鋼plow-steel: 高強(qiáng)度鋼improved carbon structural steel: 優(yōu)質(zhì)碳素結(jié)構(gòu)鋼下載手機(jī)詞典可隨時隨地查詞查翻譯