Literature’s space-time distribution research is an efficient research method of competitive intelligence.It’s not o nly easy to operate,but also direct to perceive.It can reveal the development of certain issues,th...Literature’s space-time distribution research is an efficient research method of competitive intelligence.It’s not o nly easy to operate,but also direct to perceive.It can reveal the development of certain issues,the attitude of the society towards them and the policies adopte d by the government.展开更多
文摘Literature’s space-time distribution research is an efficient research method of competitive intelligence.It’s not o nly easy to operate,but also direct to perceive.It can reveal the development of certain issues,the attitude of the society towards them and the policies adopte d by the government.