铁索体是固溶体,有固溶强化现象,所以性能为硬而脆。( )
参考答案:错
You cook ____________ than John.[ ]
A. quickly and well
B. quick and good
C. more quickly and better
D. much quickly and better
诊断最可能为
A.细菌性肝脓肿B.阿米巴肝脓肿C.阿米巴肝脓肿继发细菌感染D.肝癌E.肝炎并发化脓性胆囊炎