A study on the experimental of modified treatment on the expansive soil for expressway bed 高速公路路基膨脹土改性處理的實驗研究
Abstract : a new process of modified treatment of diesel engine link was investigatea in this paper . it made the link get adaptable microstructure and hardness without microcrack 文摘:提出了一套柴油機連桿調質處理的新工藝,使連桿在沒有顯微裂紋的情況下得到合適的顯微組織和硬度。