fix：修改境界头衔

cehua_wcy

2018-08-24 4ddd19a92168f28a81734de6d26faed75a929b85

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#lostTick Íæ¼Ò±¾´Î´ðÌâËùÓõÄʱ¼ä ºÁÃë 
( 
   int(max(8,min(24,8+4*(5000 - lostTick)/1000))) 
   
)