There occours needle - type or M - type martensite precipitation within retained austenite.残余奥氏体内有针状或“M”型马氏体析出.These lath martensite first nucleates in parent austenite intergranular and twin boundary.应变诱发马氏体首先在原奥氏体晶界和孪晶...
凯旋门用于纪念恺撒击败庞培，得胜而归。The triumphal arch commemorates Caesar's victory over Pompey.争夺冠军的两名选手得胜的机会均等.Odds have evened between the champions.哪一方得胜了?Which side got the best of it?...