Depression research and its characteristic analysis in patients with acute upper gastrointestinal bleeding

Characteristics Analysis of Banked Cloze——A New Test Type in CET-4

Permian to Cretaceous volcanic activities in the central segment of the Tethyan Himalayas (I): distribution characteristics and significance;

The paper analyzes the distribution characteristics of the harmful bio-organisms and major sorts of pests and diseases in general and biological features and detrimental situation of Pinus massoniana caterpillar and other 14 pests and diseases in this county in particular.

The enzyme activity in soil, the distribution characteristics of nutrient and the relationship of above were studied.

3D digital formation frame model, reservoir sand model and petrophysical model are established in the way of point - line - plane - cube to study the reservoir distribution feature and forming law, to deeply understand and evaluate the structure, fluid property and development law of BASUP53 reservoir, and to improve the development potential.

According to the natural conditions and vegetation characteristics of Wuyi Mountain,this paper introduced Theaceae plants distribution features of that area,then,it introduced the ornamental characteristic and landscape application of Theaceae ornamental plants.