40. The rotary compressor is ________ machine.(A) Negative-Definite(B) Positive-Definite(C) Negative
7. The _____ is a thin solid/integral structure made of ductile cast iron.(A) cylinder(B) crankshaft
9. 下列何者不包含在船舶之推進軸系統(Propulsion Shafting System)?(A) 中間軸(Interconnected Shaft)(B) 主機凸輪軸(Main Engine C
10. The Engine Room Log Book is used to record all parameters of _____ machineries.(A) running(B) st