- European countries are now making an active effect to reuse materials more than they used to.
- The matey relation between the doctors and patients has active effect on preventing medical disputes.
- As one kind of ideographic symbol, the development of technology both has active effect and negative effect to the interaction of social psychology.
- RESULTS & CONCLUSION:TPN has an active effect on improving cure rate of critical and heavy patients and achievement ratio of major operations.
- However, the active effect can"t exert completely for some causations, how to manage it and what is its position became the focus of the attention.