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Internal combustion engine crankcase vent outlets must be equipped with _______

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Crankshaft revolution  Type of engine (diesel or gasoline)  Distance a piston travels during a stroke  Number of pistons  
The testing of the internal combustion engine driven emergency generators at least onceeach month the navigated  The testing of storage batteries for emergency lighting and power systems once each 6months the vessel is navigated  The actual draft when the vessel arrives in salt water after departing a port  The testing of the line-throwing appliance once every 3 months"  
week  2 weeks  month  3 months  
Constant tension mooring winch system  Hatch cover system  Watertight door system  Internal combustion engine hydraulic starter system  
Used of bimetallic piston rings  Ring gap pre-tensioning  Thermal increase in ring-end clearance  Gas pressure acting against the back of the ring  
air bottle  air compressor  crank case  combustion chamber  
a cracked liner  burning lube oil  an overloaded engine  insufficient combustion air  
the introduction of machines into agricultural work created rebellions on the part of the farmers  the use of internal-combustion engine as a chief power source for the farm produced great influence  the mechanization of agricultural work after 1850 gradually robbed many farmers of their work  ingenious improvements were made in fanning machines in the 1860s to yield production  
Because they have replaced the internal-combustion engine with bakeries.  Because they still use mechanical paas to transfer energy to the wheels.  Because they use magnets in the wheels which add weight to the car.  Because batteries are not powerful enough to drive the cars.  
high temperatures  low temperatures  wet  dirty  
double-acting engine  opposed pistons engine  single-acting engine  horizontal acting engine  
water in the fuel  insufficient fuel for combustion  clogged air intake passages  burning lubricating oil  
turbine engine  gas turbine  steam engine  internal combustion engine  
a fire -tube boiler  an internal combustion engine  an external combustion engine  an internal combustion generator  
ignition quality of the fuel  high heating value of the fuel  amount of carbon residue after combustion  internal flow resistance in the injectors  
affect the injection pressure  improve combustion  reduce compression pressure  decrease power output  
Combustion does not begin until the piston starts down on the power stroke  Maximum combustion pressure is reached before TDC  Turbulence in the cylinder causes a delay in ignition  Maximum cylinder firing pressure is not developed until the piston passes TDC  
injection pressure  shape of combustion space  turbulence in combustion space  all of the above  
bedplate or base  sump or oil pan  cylinder block  frame  
the supply of normal air and removal of compressed air  the supply of fuel oil and combustion of the atomized oil  the supply of fresh air and removal of exhaust gases  the supply of fresh air and removal of the extra heat  

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