同义词
1)self-cooled machine,自冷式电机2)machine with natural cooling,自然冷却式电机3)non-ventilated motor,自冷电机4)closed air circuit fan-ventilated air-cooled machine,封闭式自扇冷电机5)totallyenclosed fan-ventilated machine,totally-enclosed fanventilated air-cooled machine,全封闭式自扇冷电机6)hydrogen-cooled machine,氢冷式电机
