It shows that the a-mount of TDI volatiled from the Synthetic Rubber Sports Track of good quality is little in the open area and has little effect on people.

• 探讨了塑胶场地挥发气体中TDI对人体的危害程度的大小，认为目前质量可靠的塑胶场地在开阔的环境下TDI挥发量极小，不会对人体产生影响。