Based on the successful case of a gas-smoke retrieving project of electrolytic aluminium factory,the author adoptes internal gallows flexibility traveling formwork construction technique in principal part of chimney,and summarizes internal gallows flexibility traveling formwork construction technology,the application methods in silo structure and the advantages of construction in chimney shaft.

Because of the deficiencies in the field of underground engineering supporting methods, Xi’an University of Science and Technology (XUST) proposed a new supporting technology named Flexible Formwork and Pumped Concrete Supporting Technology(FFPCST).

By applying relocatable steel ganged form the effect of as-cast-finish concrete with smooth surface has been achieved after shaping of placing concrete.

Discussion on the flexible device for the travel unit of AC electric haulage shearer;

And through the proper matching model,the flexibility of EKMS can be compared with the uncertainty of the environment,so that the flexible configuration for EKMS is marked out and the flexible enterprise knowledge management (EKM) strategy can be implemented.

Flexible configuration of multi-node complicated business process is benefit for scientifically organizing the process and can also improve the extensibility of the management information system dramatically according to practices.

The paper proposes for the first time the "flexible-handling idea of mass events",then demonstrates its theoretical basis,practical significance and the relationship between rigid and flexible handling of mass events.