Connecting elements of a mooring syste

1、Because the top of the connecting rod

Because the top of the connecting rod swings about the pin and changes direction each time the piston reaches mid-stroke, the relative speed b...

2、Which one of three elements for a fire

Which one of three elements for a fire on a tanker vessel is most difficult to eliminate (isolate)?（）Aa combustible element, fuelBenergy (resources for ignition) to start the combustionCoxygen to support the combustionDboth A and C are correct

3、If the operating element of a thermost

If the operating element of a thermostatic valve installed in a diesel engine cooling system malfunctions, it may result in （）Aa low level i...

4、The small end of the connecting rod is

The small end of the connecting rod is attached to the piston with a （）.AcrankpinBsliding wedgeCwrist pinDtorque bashing

5、Which of the following hydraulic syste

Which of the following hydraulic systems is not one of the three sub-division of the Hydraulic drive system?（）AConstant pressure systemBVariable pressure systemCVariable displacement systemDConstant volume system

6、Which of the listed refrigeration syst

Which of the listed refrigeration system components keeps the refrigerant circulating through the system?（）AExpansion valveBCondenserCEvaporatorDCompressor