The cylinder oil will have to neutralize the acidic products of combustion and have good () properties to keep the metal surfaces clean.
- Adetergent
- Bde-oiling
- Cdefrosting
- Ddemulsifying
The cylinder oil will have to neutralize the acidic products of combustion and have good () properties to keep the metal surfaces clean.
1、The newspaper will have to close down
The newspaper will have to close down if it cannot increase its __ considerabiA distributionB contributionC prescriptionD circulatiol
2、In some designs the cylinder oil is ti
In some designs the cylinder oil is timed so that the oil injects only on the ().Apiston crownBpiston grooveCpiston skirtDpiston ring belt
3、In the doldrums you will not have().
In the doldrums you will not have().Ahigh relative humidityBfrequent showers and thunderstormsCsteep pressure gradientsDfrequent calm
4、One day, you will have to()this foolis
One day, you will have to()this foolish behavior.ApayBpay forCpay backDpay off
5、Opening of the cylinder () will admit
Opening of the cylinder () will admit compressed air into the cylinder.Asafety valveBindicator cockCblow-down valveDstart valve
6、In the doldrums you will NOT have().
In the doldrums you will NOT have().Ahigh relative humidityBfrequent showers and thunderstormsCsteep pressure gradientsDfrequent calm