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4G is the fourth generation of broadband cellular network technology, succeeding 3G and preceding 5G. A 4G system must provide capabilities defined by...

Ultra-high-voltage electricity transmission (UHV electricity transmission) has been used in China since 2009 to transmit both alternating current (AC)...

Growth hacking is a subfield of marketing focused on the rapid growth of a company. It is referred to as both a process and a set of cross-disciplinary...