马氏体转变
参考答案:
是一种无扩散型相变,通过切变方式由一种晶体结构转变另一种结构,转变过程中,表面有浮凸,新旧相之间保持严格的位向关系。或者:由奥氏体向马氏体转变的相变过程。
抗病毒作用的是()
A.IL-1
B.EPO
C.IFN-γ
D.GM-CSF
E.TNF
动词填空
小题1:___________(be) all the food on the table now?
小题2:Kate has enough money __________(buy) her favorite skirt in the clothes shop.
小题3:It’s 3p.m.. The students (play) happily on the playground.
小题4: (not stay) out too late at night, Jim.
小题5:This pair of trousers ____________ (look) like his.
小题6:There (be) some people in the football field now.