The motor is a dry-running self-cooled type with a non-hygroscopic Class F (155 c) insulation system rated for continuous duty in 40 c ambient liquid with a 1.15 S.F.是什么意思_The motor is a dry-running self-cooled type with a non-hygroscopic Class F (155 c) insulation system rated for continuous duty in 40 c ambient liquid with a 1.15 S.F.在线翻译_英语_读音_用法_例句