shaftn.柄；竖井；杆状物；矛；轴；（一道）光线vt.苛刻地对待；装杆于shaftbottom井底,井底车场shaft flange轴法兰shaft sleeve大轴衬面shaft encode轴角编码shaft clevis连接叉shaft thrust轴推力shaft-wall立井井壁Shafting CAD轴系CADshaft pillar井筒保安矿柱shaft bottom井底