How many oil pumps does CFM56-3’s oil system have? ( ) A: 4 B: 3 C: 1 D: 2
How many oil pumps does CFM56-3’s oil system have? ( ) A: 4 B: 3 C: 1 D: 2
91. In telex abbreviations, CFM and INFM refer to _____ and ______ respectively.
91. In telex abbreviations, CFM and INFM refer to _____ and ______ respectively.
MEC on CFM56-3 engine can control and schedule LPTCC. ( )
MEC on CFM56-3 engine can control and schedule LPTCC. ( )
MEC on CFM56-3 engine can control and schedule fuel flow. ( )
MEC on CFM56-3 engine can control and schedule fuel flow. ( )
On CFM56-3 engine, the oil temperature indicates the temperature of oil supply and oil tank. ( )
On CFM56-3 engine, the oil temperature indicates the temperature of oil supply and oil tank. ( )
30分之3加42分之3加56分之3加72分之3=()
30分之3加42分之3加56分之3加72分之3=()
众多标准规范中涉及消防装备器材的有（）个标准规范，概括起来主要有（）类。 A: 56；3 B: 58；3 C: 56；4 D: 58；4
众多标准规范中涉及消防装备器材的有（）个标准规范，概括起来主要有（）类。 A: 56；3 B: 58；3 C: 56；4 D: 58；4
如果“2X”的补码是“90H”,那么X的真值是(3)。 A: 72 B: -56 C: 56 D: 111
如果“2X”的补码是“90H”,那么X的真值是(3)。 A: 72 B: -56 C: 56 D: 111
高频通信系统采用的工作体制为（）。 A: AUSB、AM B: BAM C: CFM
高频通信系统采用的工作体制为（）。 A: AUSB、AM B: BAM C: CFM
我国几个民族 A: 56 B: 34 C: 3 D: 2
我国几个民族 A: 56 B: 34 C: 3 D: 2