【单选题】零件设计加工时,()是加工时的定位基面,以此加工其它面。
【单选题】1949年香农发表()标志着现代密码学的真正开始。
【单选题】/1336 ( )的作用是保证气门做往复运动时,使气门与气门座正确闭合
【单选题】It was not the best result. But he was quite content ____ the improvement. So ____ gerat relief, he went to sleep.
【单选题】第四纪地质与地貌图是根据一个地区的( )地层的成因类型、岩性及其形成时代、地貌的类型、形态特征而编制的综合图件。
【单选题】When making decisions, the expectations will cause the Captain to()
A.
make the best decision
B.
make a decision faster
C.
have difficulty finding or dealing with the environment change, and make bad decision
【简答题】Kotlin中长整型数组的数据类型名称是________。
【单选题】When he visited Borneo, Martin
A.
had no fixed expectations.
B.
made a programme about life on the river.
C.
became more interested in filming old buildings.
【单选题】It was not the best result. But he was quite content_____ the improvement. So with great relief, he went to sleep.