When starting a hot engine, the mixture control should be placed in
A: 1/3 open
B: 1/2 open
C: idle cutoff
A: 1/3 open
B: 1/2 open
C: idle cutoff
举一反三
- A:What time 1 you and Pete open the shop Saturdays? B:We 2 (open) the shop 3 10：00a.m. We are open 4 10：00a.m. 5 2:00 p.m.
- Propulsion control systems are generally composed of .1) Remote control device；2) telegraph system；3) Logical control unit；4) Speed and load control unit；5) Safety protection unit；6) Main engine pneumatic control system A: 1) 2) 3) 4) 5) 6) B: 1) 2) 3) 4) 5) C: 1) 2) 3) 6) D: 2) 3) 4) 5) 6)
- A:What time (1) (you and Paul / open) the shop (2) Sundays? B: We (3) (open) the shop (4) 10:00 a.m. We’re open (5) ____10:00 a.m. (6) 2:00 p.m.
- The crankcase cover should never be allowed to open for investigation when （）
- You should open the doors when you use it.