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)
- The crankcase cover should never be allowed to open for investigation when （）
- You should open the doors when you use it.
- 为了读取数据，需打开顺序文件“D:\data5.txt”，以下正确的命令是 A: Open D:\data5.txt For Input As #1 B: Open "D:\data5.txt"For Input As #2 C: Open D:\data5.txt For Output As #1 D: Open "D:\data5.txt"For Output As #2