Low-temperature extrusion manufacturing of poly (L-lactic acid)/tricalcium phosphate composite scaffolds for bone tissue engineering;

The heavy loading frame in ten directions and the ways to push or pull 10 spars are introduced.

The structure design of load-carrying frames for heavy-duty wagons is the key technology in design of heavy-duty wagons,as well as a creative idea for combination type heavy-duty wagons.

The system framework of safety strategy includes the pandect, the principle of work safety, strategy target, management system, operation mechanism, performance appraisals, safeguard construction and supplementary articles, which is discussed from the view of management science and safety system engineering.

Furthermore,the system frame of policy and legislation for implementing Cleaner Production in China is proposed.

In this paper,the system frame has been put forward,the guarantee measure has been studied.

A descriptive model and general framework for digital enterprises;

The general framework of information system for major hazard installations control and emergency rescue,one of Shanghai key scientific and technological projects in the 11th-five-year development plans,is initially researched and constructed.

Based on a detailed illustration of the bridge whole life design comprising the processes of service life design,aesthetics design,performance design,environmental and ecological design,inspection,maintenance and repair design as well as cost analysis,this paper presents a general framework of bridge whole life design comprising three design phases and six design processes.