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As a new generation large aircraft in China, C919 will be launched in 2015. Before its operation, staff in airports should be well trained. A visual simulation airport training system based on C919 aerodynamic module has been developed, based on the C919 design data. Multigen Creator is applied for 3D modeling, Vega Prime application program is developed by(More)
In scalable Distributed Virtual Environments (DVE), communication between the users can maintain the consistent state of system, but consume the network bandwidth at the same time. Message filtering is necessary to be adopted in order to support more users in a large scale virtual environment. Existing message filtering algorithms are, in our opinion,(More)
According to the characteristics of industry chain, divides steel-auto industry chain from core business and value-added into steel unit, trade unit, storage unit, machining unit, auto unit and general service unit. On this basis, the whole realization process of product resource collaborative services of steel-auto industry chain is illustrated, including(More)
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