常見例句Use it as the blade of double spindle agitator of brick manufacture,the service life is 5 times ihan that of hardened 45# steel. 在制甎機雙軸攪拌器的葉片上實際運用考核中，比原45%23鋼淬火件提高壽命5倍之多。Life hycle - more investment 712222132 n introductory and growth stages ihan thea mature stage. 生命周期-諭瞥齪馱?l長堦段的投入比成熟期多。Kişihan 基希汗 返回 IHAN