此外，铁路客车空气调节变频控制系统还有启动电流小，快速制冷、制热，噪音小等优点。
Besides, the air conditioner system with frequency conversion has many virtues such as small start-up current, fast refrigeration or calefaction, low noises and so on.
启动柴油机需要在准确的时间向燃烧室供给适当数量的干净的空气和燃油。如果燃油系统装有超速停止器，在启动前应按下“复位”按钮。
Start the engine in the right time for proper combustion chamber supply of clean air and fuel. if the fuel systems are speeding up, before starting to press the "clear" button.
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