更多"The purpose of the compensating adj"的相关试题:
[单项选择]The principal purpose of adjustment of the magnetic compass is to eliminate（）as far as possible.
A. variation
B. compass error
C. deviation
D. earth's magnetic force
[单项选择]The purpose of the wearing rings used in a centrifugal pump is to （）.
A. prevent an internal explosion in the pump when it is overheated
B. enable a visual inspection of the pump while it is running
C. insure a proper alignment of the pump coupling to the driver
D. accommodate for friction between the impeller and the easing
[单项选择]The purpose of the delivery check valve used in a diesel fuel injection jerk pump is to （）.
A. assist in a quick cutoff of fuel injection
B. allow oil backflow from the injector to the helix
C. reduce fuel oil pressure between injection strokes
D. meter the quantity of fuel delivered
[单项选择]Water fog from an all-purpose nozzle may be used to（）.
A. fight an electrical fire
B. fight a magnesium fire
C. eliminate smoke from a compartment
D. All of the above
[单项选择]The purpose of a preventer as it is used on a conventional yard and stay cargo rig is to（）.
A. allow greater than normal loads to be handled by the gear
B. act as an inboard guy in the event the inboard guy parts during cargo handling
C. assist the outboard guy in supporting stresses during cargo handling
D. prevent the inboard guy from parting due to stresses during cargo handling
[单项选择]The function of synchronous compensating machine is to（）
A. improve power factor
B. reduce voltage oscillation
C. increase the insulation of circuits
D. eliminate regenerated magnetic fields
[单项选择]Adjustments to the compensating needle valve in a hydraulic governor should be made with the engine at （）
A. maximum power at a normal load
B. maximum power and load under normal conditions
C. half speed and normal temperature
D. normal operating temperature without a load
[单项选择]Where is the cooling water from the compensating tank in the cooling water system of main engine lead to?（）
A. discharge side of the centrifugal pump
B. suction side of the centrifugal pump
C. the lowest point of the cooling water system
D. inlet of the main engine
[单项选择]If the compensating needle valve of a hydraulic governor is opened more than necessary the governor will （）
A. have a larger than normal dead band
B. produce excessive speed response to a load change
C. respond slowly to any change in engine load
D. stabilize engine speed at the new governor setting
[名词解释]General purpose registers
[单项选择]The（） only allows for adjustment of temperature in each room by the occupant manually controlling the air volume admitted.
A. central air condition system
B. high velocity system
C. low velocity system
D. single duct system
[单项选择]关于Adjustment的说法是正确的是（）
A. Internal cells及Foreign cells可以进行Adjustment操作
B. UTRAN cell及Foreign cells可以进行Adjustment操作
C. Adjustment是用现网的数据去更新valid area
D. Foreign cells可以进行Adjustment操作
[单项选择]The principal purpose of magnetic compass adjustment is to（）.
A. reduce the variation as much as possible
B. reduce the deviation as much as possible
C. reduce the magnetic dip as much as possible
D. allow the compass bowl to swing freely on its gimbals
[单项选择]The purpose of PSC is （）
A. to check and inspect foreign ships
B. to verify the condition of a ship in compliance with requirements of international conventions
C. to fine ships
D. to detain ships
[单项选择]What is the fundamental purpose for imposing radio silence? （）
A. To ensure that interference to proprietary communications is minimized
B. To ensure that only voice communications can be effected on the distress frequency or channel
C. To ensure that a distressed vessel will have a "window" twice each hour for transmitting routine messages
D. To ensure that interference on a particular frequency or channel to communications concerning emergency traffic is minimized
[单项选择]What is the primary purpose for Digital Selective Calling (DSC)?（）
A. DSC provides reception of weather and navigational warnings plus search and rescue information
B. DSC provides low-cost，routine communications for the vessel operator
C. DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio
D. This aids SAR authorities in tracking a vessel's position by satellite
[单项选择]Which of the listed effects represents the purpose of heat treating steel?（）
A. Develop ductility
B. Improve machining qualities
C. Relieves stresses
D. All of the above
