【简答题】用列举法表示下列集合: (1)已知集合M={x∈N| ∈Z},求M; (2)方程组 的解集; (3)由 (a,b∈R)所确定的实数集合.
【多选题】按CIF条件成交,卖方报价中应包括( )
【简答题】为了避免业务模型对象的id在生命周期内被更改,不能为id添加______
【多选题】按CIF条件成交,卖方报价中应包括( )
【多选题】按CIF条件成交,卖方报价中应包括( )
【多选题】按CIF条件成交,卖方报价中应包括( )
【简答题】Text 4There have been rumors. There’s been gossip. All Hollywood is shocked to learn that Calista Flockhart, star of Fox’s hit TV show Ally McBeal, is so thin. And we in the media are falling all over...