Y2O3 is regarded as one of the potential environmental barrier coating (EBC) materials for Al2O3f/Al2O3 ceramic matrix c......

的联播一例八角垫直径缩减现象，指出直径缩减原因是垫圈整体受压屈服。认为垫圈材料与法兰材料的热膨胀差是造成垫圈塑性变形的主要......