Most of topology control algorithms assume homogeneous wireless nodes with uniform maximum transmission ranges,and can not directly applied to heterogeneous wireless multi-hop networks in which the maximum transmission range of each node may be different.

OBJECTIVE?To study the influence of soybean isoflavones on platelet aggregation.

<Abstrcat>This study was conducted for fully understanding of variations of gutta-percha content characters in leaves from different variance-types, which aims to provide theoretical guidance for selections of valuable resources and effective utilization of Eucommia ulmoides Oliv.

The geochemical research of soil hydrocarbon geochemical test profile in Ejina Qi region shows that the geochemical indices of acid hydrocarbon display higher hydrocarbon background value and stronger hydrocarbon anomaly,being characterized by heavier methane carbon isotope and bigger drying coefficient.