The period of valve overlap is when ().
- Athe inlet valve is open
- Bthe exhaust valve is open
- Cboth valves are close
- Dboth valves are ope
The period of valve overlap is when ().
1、Valve overlap is the period during whi
Valve overlap is the period during which ().Athe inlet valve is openBthe exhaust valve is openCboth valves are closedDboth valves are ope
2、The dew point of air is reached when t
The dew point of air is reached when the wet bulb temperature is ().ATwice the dry bulb temperatureB10℃ above the dry bulb temperatureC5℃ above the dry bulb temperatureDEqual to the dry bulb temperature
3、During the valve overlap period, the e
During the valve overlap period, the exhaust pressure of a turbochargers, four-stroke/cycle diesel engine must be less than the intake manifold ...
4、What is the period of validity of the
What is the period of validity of the SOLAS required Cargo Ship Safety Construction Certificate? ()A12 monthsB24 monthsC48 monthsD60 month
5、When the diesel is stopped, which of t
When the diesel is stopped, which of the following items is wrong?()Akeep all systems in normally runningBthe main engine is stand-byCshut off the starting air bottle outlet valveDpay attention to the changes of the system parameter
6、When the Vessel is at the place of del
When the Vessel is at the place of delivery and in every respect physically ready for delivery in accordance with this Agreement,the Sellers ...