五、離心泵（Centrifugal pump）啟動前為何需要「引注（Priming）」？未引注的後果為何？並請列出常見之引注方式。（20 分）

二、請將下列英文譯為中文：（20 分） Ships can improve their Carbon Intensity Indicator（CII）rating by optimizing speed, using sustainable fuels and installing energy-saving technologies. Performance is recorded in the Ship Energy Efficiency Management Plan （SEEMP）, with annual reviews to ensure continuous improvement.