In order to make design concepts clearer, simplify construction and save resources, through an analysis of the functions and compression of brick wall spread footing in rigid strip foundation(non-reinforced spread foundation), reinforced concrete strip foundation and pile foundation, this paper puts forward the rational use of brick wall foundation.

Diagnosis of early colorectal cancers and precancerous lesions by magnifying endoscopy;

The gastric mucosa alterations in chronic gastritis with Helicobacter pylori infection under magnifying endoscopy combined with narrow band imaging

Objective: To explore the classification of gastric pits under magnifying endoscopy and their clinicopathological significance.

Efficiency of magnifying endoscopy in diagnosis of Helicobacter pylori induced gastritis;

Methods:97Patients were included in the study,they all had upper digestive symptom and were examined by the same senior doctor using magnifying endoscopy Real-time diagnosis was made during the examination,Biopsy were taken for histopathology and detected the expression of antioncogene runx3 and smad4.