Heavy fuel oils when spilled are().
- Amore harmful to sea life than lighter oils
- Beasier to clean up than lighter refined oils
- Cless harmful to sea life than lighter oils
- Dnot a real threat to marine life
Heavy fuel oils when spilled are().
1、Your vessel is taking on fuel oil when
Your vessel is taking on fuel oil when a small leak develops in the hose and you have ordered the pumping stoppedBefore resuming pumping,you...
2、When the fuel oil is burning in the co
When the fuel oil is burning in the combustion chamber, it ().Agives up large amount of heatBgives off large amount of heatCgives up large amount of steamDgives off large amount of steam
3、Heavy fuel oils generally have an uppe
Heavy fuel oils generally have an upper average ash content of 0~1% by weight.Which of the following conditions could be expected if the ash ...
4、When fuel oil is accidentally missed
When fuel oil is accidentally missed with lube oil which of the following processes can be used to separate them?()Ⅰ.filteringⅡ.settlingAⅠ onlyBⅡ onlyCeither Ⅰ or ⅡDneither Ⅰ or Ⅱ
5、Fuel injectors used in heavy fuel oil
Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce().Acold corrosion of the nozzlesBfuel viscosity for better atomizationCcarbon accumulation on the nozzlesDfuel detonation in the cylinder
6、When you are transferring fuel oil to
When you are transferring fuel oil to the setting tanks, precautions to be observed should include ()Aplugging gooseneck tank vents to prevent...