【简答题】固溶体晶粒内的枝晶偏析,由于晶轴和枝间的成分不同,所以整个晶粒不是一个相。
【简答题】由于固溶体晶体通常呈树枝状,使枝干和枝间的化学成分不同,所以晶内偏析又称为 。
【简答题】Complete the following sentences with the words or phrases in the box. Change the form if necessary. 1.Each of us has a ________ metal filing cabinet and they stand in a row along the wall of our offi...
【简答题】固溶体合金不平衡结晶,在晶粒的内部存在着浓度差别,这种在一个晶粒内部化学成分不均匀的现象,称为 偏析。由于固溶体晶体通常呈树枝状,使枝干和枝之间的化学成分不同,所以又称为 偏析。 固溶体合金在不平衡结晶时还造成在大范围内化学成分不均匀的现象,称为 偏析。
【单选题】When was the modern construction of the glass pyramid built ?
【简答题】听力原文:With the rapid development of modern technology, intelce crime, namely the criminal activities in high-tech aspects, has seen a great increase in the last two decades. Compared with the figu...
【单选题】艾丽丝 · 默多克的第一部作品__________,在1988年被选为百大英文小说。1987年,她被封为英国女爵。 Iris Murdoch's first published novel, __________, was selected in 1998 as one of Modern Library's 100 best English-language novels of the 20th...
B.
Evil Under the Sun 《阳光下风罪恶》