减数9A75NhHTroy¥256.70去看看鸿凯智能发布了Troy的减数机9A75NhH小斗水沟NHH655¥20400去看看讯恩自营店发布了三一挖机斗轴5/60/655C5/75/8/5挖沟斗小斗子水沟斗2NHH0/390/40