车辆应有识别的标记，客车及固定配属的货车上应有所属局段的简称；客车还应有最高运行速度标记、定员、（）。 ["车种","车牌","区间","车次"]
Delphi应用程序设计基于（）语言。 ["Basic","C++","Pascal","Object Pascal"]
A client/server application has been configured to use local naming. The client and server run on separate machines. When the client tries to connect， it receives a TNS error. By carefully examining the environment， a tnsnames.ora is found only on the Oracle server machine， among other things. After copying this tnsnames.ora onto the client machine， the client is able to connect to the server. Which statement is true？（） ["tnsnames.ora must be on the client machine for local naming. ","tnsnames.ora must be removed from the server for the connection to work. ","tnsnames.ora must be on both the client and server machines for local naming. ","tnsnames.ora is not required for local naming; the problem was not fixed by copying the file to the client."]
在自然科学研究领域，应用研究包括技术研究和产品研制两个方面，其核心是（）。 ["技术开发","技术创新","产品开发","产品创新"]
我国刑法中犯罪的基本特征有哪些？
若要使段落右对齐，应该将（）标签的（）属性设定为（）。
