[Objective]The aim of the research was to primarily discuss the bacteriostatic activity of Alsophila spinulosa leaves and stems so as to provide basis for developing and utilizing Chinese traditional medicine Longgufeng.

Preliminary study on the influence of load distribution strips on the function values of wooden flooring for gymnasium;

Research on Sedative and Hypnotic Effect of Long Gu and Suan Zao Ren;

Effect of Long Gu on Injury resistance and on Carbon Phagocytosis and Clearance Rate of Mononuclear-macrophage in Mice;

On the crack control steps of light steel keel paper gypsum plank ceiling;

It introduces the technology process of setting wooden floor and the requests of floor material,discusses the manufacture and setting of keel,the plate construction and the construction progress of skirt line,puts forward the problems should attention in the setting of wooden floor,and solves some basic problems of crack and hot drum of fitting wooden floor construction.

It analyzes the developed condition of the aluminum composite board,represents its material nature,and introduces the setting out measurement,keel adjustment,handling and adjusting of board and gelatin filling in construction detailed.