5. 啟動淡水機的步驟中，最先要執行的操作為何？ (A) 開啟加熱熱源(B) 供給冷卻水(C) 抽真空(D) 開啟淡水泵

11. The term compression-ignition refers to the fact that the fuel is ignited only by the high temperature of the compressed charge, and is one characteristic of the diesel engine cycle. Based on this description, which statement is correct? (A) When the fuel is ignited by the high temperature of expansion stroke, the engine is referred to as the compression ignition engine. (B) When the ignition of fuel is provided by the spark, the engine is referred to as the compression ignition engine. (C) When the fuel is ignited by the temperature of compressed stroke of a reciprocal engine, it is called the compression ignition engine. (D) When the compression charge could provide the high temperature for ignition, the fuel can not be automatically ignited in a compression ignition engine.

5. 啟動淡水機的步驟中，最先要執行的操作為何？
(A) 開啟加熱熱源
(B) 供給冷卻水
(C) 抽真空
(D) 開啟淡水泵

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