Vessels having main engines arranged for air starting are to be provided with at least__.

A．one automatic drain serving both containers

B．two air starting containers of approximately equal size

C．one control air container and one starting air container

D．one additional means of starting the main engine

[单选题]On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil by （）.A . banjo feedB . splash feedC . gravity feedD . pressure feed

[单选题]Vessels required to be equipped with an approved backfire flame arrester are（）.A . those with diesel enginesB . all those with gasoline enginesC . those with large engines onlyD . None of the above

[单选题]A． drama is arranged mainly in accordance with_______.［A］ the will of the dramatist［B］ the sequence of events［C］ the law of dramatic art［D］ the need of performance

[单选题]The fine filters will be arranged （） one can be cleaned while the other is operating.A . in order toB . because ofC . so thatD . so as to

[单选题]Aboard damaged vessels，the MOST important consideration is preserving（）.A . bilge pumping capacityB . reserve buoyancyC . level attitudeD . instability

[单选题]The girl arranged to have piano lessons at the training centre with her sister ________ she would stay for an hour.A．whereB．whoC．whichD．what

[试题].WehavearrangedtogotothecinemaonFriday,butwecanbe_______andgoanotherday.A．)reliableB)probableC)feasibleD)flexible

[单选题]A． centrifuge arranged to separate two liquids is known asA．an oily water separatorB．a purifierC．a centrifugal compressorD．a clarifier

[单选题]Vessels transiting the Canal must have their gangways and derricks ________A．readjustedB．removedC．loweredD．rigged in

[单选题]H．enry: Well, I arranged with Bob and Chris to meet me here for a drink, but __________Tom: They are probably held up by the traffic.A． I wonder what it is.B． they came late.C． neither of them has turned up.D． you can never tell.