Tiles evenly close to the back wall of the bearing bore, it has good load-carrying and heat capacity , 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。

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In order to improve the cable current carrying capacity, the heat-conducting material was pumped into ducts to improve the situation of duct heat output.

为提高预埋管敷设方式下电缆输送能力，可向管道内填充导热介质以改善管道的散热状况。

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