發送短信 : On the aspects of low voltage direct current electric systems of all electric ships

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