A philosophical study of plants totem and agricultural gods in ancient times;

On the periods and features of the civilization contact in the Middle East in the ancient times;

Through an investigation of the ancient classical literature,we believe that "long"(dragon) is a sort of real animal living in the Yellow River Delta in and before the Chun Qiu(Spring and Autumn) Period,which is familiar,domesticable and associated with ancient people s praying to the rain-god for its habitual nature,and gradually becomes extinct due to natural vicissitudes.

The development of ancient religions in the Middle East falls into four periods: 1) paganism and polytheism,centered around Egypt and Mesopotamia;2) spread of polytheisms from the two centers to other areas;3) rise of dualist religions and monotheism;4) rise and dominance of universal monotheisms.

Gas pool-forming conditions for Bohai Bay Basin and Ordos Basin in the Upper Paleozoic;

Characteristics of the reservoir porosity structures and their controlling factors from the Upper Paleozoic in the northern part of west margin, Ordos Basin;

The Tectonic Environment,Typical Gas Pools and Exploration Direction of Coal type Gas Provinces in China Ⅰ——Coal type Gas of the Upper Paleozoic;

Characteristics of Upper Palaeozoics Sandstone Reservoirs in the Middle of Ordos Basin;

Segmentation of North China craton and gas-bearing problem in upper Palaeozoic of North China Plain.;

Distribution and genesis of large-scale Upper Palaeozoic lithologic gas reservoirs on Yi-Shaan Slope;

Reservoir characteristics of neopaleozoic in the east of ordos basin;

The Study on the Assemblage of Generating-Reservoir-Cover in Neopaleozoic of Hangjinqi Area in the North of Ordos Basin;

Neopaleozoic Petroleum Reservoir Geology & Pool-Forming Conditions in the South of North China Basin;

Discussion on thermal evolution and secondary hydrocarbon generation of organic matter from Upper Paleozoic coal measures in Huabei area;