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  _  __   __   __   _    _      ___      _____   
 | |/ //  \ \\/ // | \  / ||   / _ \\   / ____|| 
 | ' //    \ ` //  |  \/  ||  / //\ \\ / //---`' 
 | . \\     | ||   | .  . || |  ___  ||\ \\___   
 |_|\_\\    |_||   |_|\/|_|| |_||  |_|| \_____|| 
 `-` --`    `-`'   `-`  `-`  `-`   `-`   `----`

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發送短信 : Analysis of overhead ground wire sizes in distribution systems