Abstract: It is important for urban traffic micro-circulation to improve the density of urban branch road networks by opening roads inside blocks. To reasonably optimize the micro-circulation road ...
Abstract: Under high-intensity rail operations, rail tracks endure considerable stresses resulting in various defects such as corrugation and spellings. Failure to effectively detect defects and ...
WhatsApp is a messaging app for smartphones created in 2009 by two former Yahoo employees, Brian Acton and Jan Koum. It was Koum who saw the potential of operating through the Apple App Store after ...
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