Most propellers on merchant vessels are constructed of().
- Amanaganese bronze
- Bcast iron
- Cmild steel
- Dimproved plow steel
Most propellers on merchant vessels are constructed of().
1、Aboard damaged vessels,the MOST import
Aboard damaged vessels,the MOST important consideration is preserving().Abilge pumping capacityBreserve buoyancyClevel attitudeDinstability
2、Fire detecting systems on merchant ves
Fire detecting systems on merchant vessels may be arranged to sense ().AsmokeBrate of temperature riseCionized particlesDall of the above
3、In most cases,when a large merchant ve
In most cases,when a large merchant vessel enters shallow water at high speed the().Amaneuverability will increaseBspeed will increaseCbow will squat farther than the sternDvessel will rise slightly,on a level plane
4、The()has a built-in world map; most ar
The()has a built-in world map; most areas are displayed on a scale of 4000 nm from the top to the bottom of the screen,and can be zoomed in to 150 nm.AchartplotterBC-MAP NTCC-CardsDPPI
5、The propeller is pushed on to the tube
The propeller is pushed on to the tubeshaft taper and made tight by()Aa mechanical sealBkeyway and keyCa nutDshrinkage
6、A vessel is equipped with twin propell
A vessel is equipped with twin propellers,both turning outboard with the engines half ahead. If there is no wind or current and the rudders ...