Nowadays,with the emergence of the third party online payment service,the security and credit of transactions online have been protected to a certain degree,but the issue of the legal nature and status in litigation and legal responsibilities of the third party online payment service is unclear,which leads to more and more disputes and conflicts.

Observation of course of placental separation by continuous dynamic ultrasonography during third stage of labor;

Discussion about the third problem of environmental engineering geology;

The worldwide attention is being paid to the third section because of its special role in the public field.

As to the classification of the three sections of social organizations,higher education schools should belong to the third sections,which is an education service offered to the public,an market behavior that can be freely chosen by the receivers,but not an executive behavior of the government.

Characteristics of Seismic Petrophysics Parameters for Reservoir Forecasting in Paleogene Layers,Offshore Region A;

Affecting factors of Cretaceous-Paleogene shale cap in Jianghan Plain;

Investigation on hydrochemical and hydrocarbon distribution in Cretaceous - Paleogene strata of Jianghan Basin;

Episodic tectonic cycles and sequence pattern of the Tertiary rifted basins of East China;

Investigation into the hydrocarbon generation kinetics of tertiary source rocks from the west of Qaidam Basin;

Distribution and genesis of secondary pores in Tertiary clastic reservoir in Southwestern Qaidam Basin;

The results demonstrated that the SiO_2 particles in the material acted as anchoring points,blocking the movement of the third bodies and resulting in regions of third body compact.