三、船用冷凍系統中的主要設備有那些？簡述其功能為何？（15 分）

五、請將下列英文譯成中文。（10 分） During operation, the diesel engine runs at a high speed. Also, some parts of the engine are hot, and the compressed air and such pressurized fluids as oil and water are flowing inside it. Therefore, thoroughly read the safety precautions before operation, maintenance and inspection to handle the engine properly not to cause any accidents.