【单选题】为了满足Meissner效应,B本身必然迅速消失,London指出 中,用B代替 , 就可以对超导体的磁性做出合理解释,解释正确的是()
A.
磁感应强度B随着离表面深度距离越大逐渐减弱,到一定深度会达到不为零的恒定值
B.
超导体内部的磁感应强度成指数衰减,一定深度后磁感应高强度会达到不为零的恒定值
C.
超导体内部的磁感应强度成指数衰减,一定深度后磁感应高强度会达到零
【单选题】Theodor Adornos attitude towards the idea of 'writing for humanity' is one of______.
【单选题】如果为与会外宾准备矿泉水作饮料,最好选择( )品牌
【判断题】The emergence of cell biology as a distinct science was a gradual process to which many individuals contributed, but its official birth is generally said to have been signaled by two publications: one...
【单选题】如果为与会外宾准备矿泉水作饮料,最好选择( )品牌。