17. 下列那一種閥比較適合用來調節流量大小?(A)球形閥(globe valve) (B)閘閥(gate valve) (C)快關閥(quick closing valve) (D)安全閥(safe
23.徑向活塞式油壓泵不僅可以改變其出口容量,亦可以在不改變動力機(電動馬達)的旋轉方向及速度下,任意將其出口變為進口,或進口變為出口,而僅需移動其何種裝置之位置? (A)偏心輪 (B)凸輪軸 (C)
30. 依海上人命安全國際公約操舵裝置之規定,油輪、化學液體船或氣體運載船,總噸位在多少以上,其主操舵裝置應包括二組以上之規定動力組? (A)3,000 (B)6,000 (C)8,000 (D)10
35.Prior to operation, maintenance and inspection of an engine, what shall be read throughlyin order
37.Before the initial start of the engine after its installation, what is the procedure required tob
38.Charging is a process of the diesel engine that supplies into cylinder for compression.(A)feeding