If the compass heading and the magnetic heading are the same then().
- Athe deviation has been offset by the variation
- Bthere is something wrong with the compass
- Cthe compass is being influenced by nearby metals
- Dthere is no deviation on that heading
If the compass heading and the magnetic heading are the same then().
1、If the head pressure is too high,()
If the head pressure is too high,()Athe relief valve should open before the high-pressure cutoutBthe relief valve should open and let excess ...
2、If clearance between a piston and the
If clearance between a piston and the cylinder wall is excessive, piston slap will occurThe slap itself is caused by ()Aalternation of side ...
3、If the head pressure of a reciprocatin
If the head pressure of a reciprocating refrigeration compressor is excessive, ().Athe relief valve should open before the high pressure cutout...
4、If the cooling water temperature and t
If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be ()Aa dirty lube oil strainerBinternal water leaksCan oil suction line restrictionDexcessive wears of the cooling water pum
5、She(the vessel)shall if necessary()and
She(the vessel)shall if necessary()and in any event navigate with extreme caution until danger of collision is over.Atake all her way offBtake her way all offCtake her way offDtake off her all way
6、If the magnetic heading is greater tha
If the magnetic heading is greater than the compass heading,the deviation is().AeastBwestCnorthDsouth