In a （） the center screw is driven and the outer screws idle.
Where are the test certificates，for wire rope used as cargo runners，and loose gear certificates usually maintained? （）
Under rotary pumps are the gear, （）, cam-and-piston and screw types.
Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except （）
Which of the following pumps will build up a bursting pressure or stall their motors if the discharge valves are closed?（） (1) gear (2) centrifugal (3) screw
Pitting in the area close to the pitch line and on the same end of each gear tooth of a reduction gear unit would be caused by （）
Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel? （）
（） connected to the moving tiller will bring the floating lever pivot and the lever into line at right angles to the screw shaft axis.
The rudders are amidships and both screws are going ahead. What will happen if the starboard screw is stopped?（）
Large marine diesel engines of crosshead construction generally have two systems of lubrication: a total loss system feeding the （） and a recirculation system lubricating the running gear and cooling the piston.
According to the way the steering gear is operated, the steering gear may be divided into: hand - steering, （） and automatic steering.
After "F.W.E" is given, the air system is shut down, the （） gear put in, all drains and indicator cocks opened, and the cooling water kept running.
（）diesel engines generally have two systems of lubrication:（）a total loss system feeding and a circulating system lubricating the running gear and cooling the pistons.
Some medium and high-speed diesel engines require reduction gear units to provide a useful propeller speedIn most reduction gears, the bull gear（）
The gear and screw pumps are classified as （）.
Insufficient space between the hull and bottom in shallow water will prevent normal screw currents resulting in （）.
There is a （） system lubricating the running gear and cooling the piston and sometimes lubricating the cylinders.
Start the turning gear, and with some one hand-operating the cylinder lubricators at regular intervals, and with the indicator cocks （）, and with the control gear in the （）position, give the engine at least one complete turn.
Which of the following pumps are self-priming, and can deal with liquid from a level below the pump（） (1) ejector (2) screw (3) centrifugal
To center a compass bowl in its binnacle，you should have the ship on an even keel，heading north or south，and adjust the screws until（）.
Which of the following pumps are self-priming, and can deal with liquid from a level below the pump? （） (1) reciprocating (2) vane (3) gear
In an electro-hydraulic steering gear, any change in relative position between the synchronous receiver and the follow-up gear will result in（）
Always ensure that the turning gear is______, even at the quay, the wave from other ships may turn the propeller and thus the engine.
The rudders are amidships and both screws are going ahead．What will happen if the starboard screw is stopped ________．
