单项选择题
A.in order that B.because of C.in order to D.owing to
The viscosity regulator controls the （） of the fuel oil...
单项选择题The viscosity regulator controls the （） of the fuel oil in order to provide the oil at the correct viscosity for combustion.
A.temperature B.pumping rate C.pressure D.heat
The viscosity regulator controls （） in order to provide...
单项选择题The viscosity regulator controls （） in order to provide oil at the correct viscosity for combustion.
A.the engines speed B.the engines load C.the fuel oil temperature D.the fuel oil flow
The vessel is out of harbor and in “Full Ahead”We are g...
单项选择题The vessel is out of harbor and in “Full Ahead”We are going to run fuel oil instead of （） and open the fuel oil heater steam valve.
A.heavy oil B.lube oil C.fuel oil D.diesel
