Combined with the design of two prestressed hollow cement plate bridge on West Circle Expressway of Hainan province, the generall thought of design and structure disposal for straight girder bridge is explained.

Prestressed anchor cable technology has been successfully applied to structural treatment of the dam buttresses at the Yutan hydropower station.

Because SCCDP adopts the way of dynamic processing in assigning the maximal number of shadows of a transaction,creating new shadow and committing a transaction,it improves the realtime performance of the system.