Tiles evenly close to the back wall of the bearing bore, it has good load-carrying and heatcapacity , improve reliability, extend service life.
瓦片背面均匀地紧贴在轴承孔壁上，使它有很好的承载和散热能力，提高工作可靠性，延长使用寿命。
2
In order to improve the cable current carryingcapacity, the heat-conducting material was pumped into ducts to improve the situation of duct heat output.