In view of the characteristics of steel fiber polymer concrete and limitation of traditional mixing methods,the paper puts forward the use of vibratory mixing technology for the production of steel fiber polymer concrete and studies the structural and rheological properties of steel fiber polymer concrete in vibratory state.

Fuzzy-chaos algorithm and its study on application of integrate optimization of ship performance or structural characteristics;

Study on the relationship between structural characteristics and chemical modification to Thermo-stable Xylanase from Thermotoga maritima

Through the analysis for comparing several chip installation mechanisms that have been widely used now,their structural characteristics can be found.

Oil shale were calcined at different temperatures and their Si and Al ions dissolving-out characteristics in NaOH solution were examined by identical coupled plasma optical emission spectroscopy,and the mineral substance and structural characteristic of the silicon ion and aluminous character,and so on,have also been studied by means of XRD,SEM,IR,NMR etc.

The structural characteristics of chitosan make it have particular physical and chemical properties and biological activity.

This dissertation is going to analyze some issues as follows: firstly,to study the surrounding rock stability of the long corridor surge chamber during construction to control the layerd excavation height of surge chamber;secondly, to study the structural characteristic of long.