更多"When hitting a solid object such as"的相关试题:
[单项选择]When hitting a solid object such as a ship or an airplane，the radar waves are reflected back （）they came.
A. in the way
B. the way
C. by the way
D. through the path
[单项选择]When ship is fouled, increasing the fuel injection for keeping the normal speed will cause the main engine （）
A. to work as overload characteristic
B. overspeed
C. over mechanical load only
D. over thermal load only
[单项选择]When ship in the dock repairing, engine department should emphasize on the inspection of（）
A. sea valve chest, sect valve, thruster
B. bilge motherboard, steering and the shaft system
C. sea water system
D. fresh water system
[单项选择]When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）
A. cleaning fuel oil, lubricating oil and seawater filter
B. reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propeller
C. using low sea chest
D. closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
[单项选择]When ship navigating in rough sea, the correct operation is （）
A. navigating with a low diesel engine speed
B. navigating with a stable diesel engine speed
C. increasing the efficiency of propeller
D. increasing fuel injection
[单项选择]When ship at anchor she shall be deemed to be（）.
A. Not under-way
B. Not under command
C. Restricted in her ability to maneuver
D. A non-displacement ship
[单项选择]Fog forms when the air（）.
A. Is 50% water saturated
B. Is 90% water saturated
C. Temperature is greater than the dew point temperature
D. Temperature is equal to，or below the dew point temperature
[单项选择]When the air charge contacts with the cylinders and pistons and mixes with the residual gases, it will（）
A. increase in temperature
B. lose its energy partly
C. expand and do work
D. begin to be compressed
[单项选择]When starting air is admitted, a diesel engine turns over very slowly without firingThe cause may be （）
A. an obstruction in an cylinder
B. water accumulation in some engine cylinders
C. low starting air pressure
D. low scavenge air pressure
[单项选择]
When starting air-conditioner in the winter, we should open（）in sequence.
Ⅰ.alve of warming
Ⅱ.alve of humidifier
Ⅲ.an
A. Ⅲ-Ⅱ-Ⅰ
B. Ⅲ-Ⅰ-Ⅱ
C. Ⅰ-Ⅲ-Ⅱ
D. Ⅱ-Ⅲ-Ⅰ
[单项选择]When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the governor, the main engine will（）
A. reduce fuel feeding
B. increase fuel feeding
C. keep original fuel feeding
D. be overspeed
[单项选择]When my ship arrived there，their ship（）.
A. has left already
B. left already
C. had left already
D. would left already
[单项选择]What occurs when rising air cools the dew point?（）
A. advection fog forms
B. humidity decrease
C. wind increase
D. Cloud form
[单项选择]When an air started, four-stroke/cycle diesel engine is being cranked, the starting air is admitted to each cylinder during what would normally be the（）
A. intake stroke
B. compression stroke
C. power stroke
D. exhaust stroke
[单项选择]A dirty intercooler on the ship service air compressor will result in （）.
A. decreased compression ratio
B. higher than normal power consumption
C. un-loader malfunction
D. water in the lubricating oil
[单项选择]In reference to air conditioning, when air attains the maximum amount of moisture it can hold at a specific temperature, it is said to be （）.
A. superheated
B. saturated
C. condensed
D. convected
[单项选择]When abandoning ship and jumping into the water from a substantial height without a life jacket，you should（）.
A. dive head first，using your hands to break the surface of the water
B. hold your arms firmly at your sides and jump feet first
C. jump feet first，covering your nose and mouth with one hand and grasping the opposing upper arm with the other
D. jump feet first，holding your knees to your chest
