4. The volume above piston in a cylinder when the piston is positioned at the _____ refers to the cl
5. For diesel engines, fuel is injected into the cylinders of a diesel engine toward the ___________
8. The working fluid employed as the heat absorber in any refrigerating process is called as _______
7. An adjustment screw permits the valve to be set up for condensate release at a specific temperatu
9. What equipment is used to relieve excess pressure. It only fitted on top of boiler and prevents p
14. The energy per unit mass of a fuel is often quantified by the heating value of the fuel. The hea
20. 管子內部清潔的一種方法，尤其在重要的管路系統上。當各個管子聯結裝設完工後，為了 確保該系統中沒有任何殘渣，通常施以何種處理？ (A) 內襯處理 (B) 鹼性處理 (C) 沖洗處理 (D) 鍍鋅
22. 測量主機所有曲柄之曲軸撓度的英文說法是:Take crankshaft________ readings on all crank throw of main engine. (A) devi