At the 70th anniversary of broadcast ads, TV is still the jewel in the crown – but marketers need to keep a firm grip on ROI.
Abstract: Assembly lines of large-size products usually allow multiple workers to process tasks simultaneously on the same product. Meanwhile, due to the increasing demand of customized products, a ...
Abstract: In order to improve the utilization rate of regenerative braking energy (RBE) and reduce the operation cost of railway system, this paper proposed an urban railway smart grids (URSG) with ...
Introduction The global market for electronic cigarettes (e-cigarettes) has been changing rapidly. There is limited research ...
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