A vertex of the navigational triangle is NOT located at the().
A、elevated pole
B、celestial body
C、zenith
D、coaltitude
A、elevated pole
B、celestial body
C、zenith
D、coaltitude
A、William the Confessor B、William Lion-Heart C、the father of the British navy D、William the Conqueror
A、A.Alfred the Great started the English navy. B、B.Alfred the Great reorganized the Saxon any,making it more efficient. C、C.Alfred the Great established schools and formulated a legal System. D、D.Alfred the Great impose a tax,called the Danegeld,on the Saxons.
A、Henry VII refilled the royal treasury through loans,subsidies,property levies and fines. B、Henry VII forbade the nobles to keep excessive power. C、Henry VII built up England.s navy and foreign trade. D、Henry VII completely neglected parliament as though it never existed.
A、the raising of the standards of teaching and the reform in curriculum B、the raising of the standards of teaching and learning and the restructuring of the schools C、the raising of the standards of teaching and the improvement of the standards of learning D、None of the above
A、volume of liquid in the tank B、volume of displacement of the vessel C、location of the tank in the vessel D、height of the center of gravity of the vessel
A、centerline of the pump and the level of the liquid in the suction well when the source of liquid is below the pump B、centerline of the pump and the suction liquid level when the source of liquid is above the pump C、centerline of the pump and the level of the discharge liquid D、liquid levels of the suction and discharge
A、the openness of the mouth B、the position of the tongue C、the shape of the tip D、the width of the vowels
A、At the head of the tow B、75m from the head of the tow C、120m from the head of the tow D、180m from the head of the tow
A、the number of packages B、the number of weight C、both the number of packages and of the weight D、neither the number of the packages nor of the weight