Vacuum die casting is the optimal method to produce high quality aluminum alloy components. At present, there are still very few systematic studies on vacuum di
A new type of semi-rigid thin-walled steel-concrete composite beam-to-column joint has been proposed in this paper.Five semi-rigid composite beam-to-column join
Inlet recirculation is proved as an effective way for centrifugal compressor surge margin extension, and is successively used in some engineering applications.