Abstract: To install the continuous welded rail (CWR) on the viaduct, it is necessary to consider the accumulated axial force owing to temperature difference and the additional force of the rail exerted by the track-bridge expansion ...

Abstract: Chlorella vulgaris is widely distributed in China and has the advantages of high oil content, short growth cycle, and wide growth space. Chlorella vulgaris biodiesel fuel (CVBF) made from Chlorella vulgaris has great ...

Abstract: Owing to the conflict encountered between the two objectives of fixed cost in reservoir installation and operating cost in time-varying water deficit, multiobjective planning of surface water resources is a difficult job. ...