【机 构】
:
ExperimentalCenter,DepartmentofChemistry,ZhengdingHighSchoolofHebei,AinoCo.
【基金项目】
:
Supported by the National Natural Science Foundation of China(No.20773034), the Natural Science Foundation of Hebei Province, China(No.B2007000237), Hebei Science and Technology Department(No.07215120