申論 1試述拆修離心泵葉輪時,應注意檢查那些部分?(20 分)
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申論 2試述低壓式板式造水機中蒸發器的水垢生成增加之主要原因為何?如何改善並防止水垢?(20 分)
申論 3當船用往復活塞式空壓機的排氣溫度過高,其可能原因為何?請試述之。(20 分)
申論 4試述船舶機艙的輔機管路在安裝時考慮原則為何?(20 分)
申論 5請將下列英文譯成中文:(20 分)At deviations between actual rudder position and the desired rudder position,a port or starboard signal is given to the electrical directional-control valve.The control valve changes its position and hydraulic oil is lead in an out ofthe respective chambers at the steering gear, shifting the rudder angletowards the desired position as long as the deviation exists.