更多"The major difference between the di"的相关试题:
[单项选择]If a large difference exists between the compressor discharge pressure and the pressure corresponding to the existing condensing temperature in a refrigeration system, you should().
A. increase the flow of the cooling water through the condenser
B. adjust the high pressure cutout to maintain the desired pressure
C. open the hot gas bypass temporarily to reduce capacity
D. purge non-condensable gases to reduce the excess pressure
[单项选择]The difference between international and national Navtex Service is limited to().
A. frequency allocated
B. both language and frequency
C. language used
D. transmission power and time
[单项选择]The difference between measured and desired values is called ().
A. make-up
B. desired value
C. deviation
D. set value
[单项选择]The difference between magnetic heading and compass heading is called().
A. variation
B. deviation
C. compass error
D. drift
[单项选择]What could cause a significant difference between actual chain tension and the tension measured by the tensiometer? ()
A. The type of anchor and mooring line being used
B. The type of bottom in which the ship is anchored
C. A significant difference between air and water temperature
D. The chain contacting a chock or fairlead between the tensiometer and the lower swivel fairlead
[单项选择]The principal difference between loop scavenging and crossflow scavenging, as used in single acting diesel engines, is the ()
A. direction of air flow within the cylinder
B. sequence of port opening
C. method of opening exhaust ports
D. volume of air admitted to the cylinder
[单项选择]The steady state difference between the control point and the value of the controlled variable, corresponding with the set point, is known as ()
A. dead band
B. control point
C. deviation
D. offset
[单项选择]The difference between the height of the metacenter and the height of the center of gravity is known as the().
A. metacentric height
B. height of the righting arm
C. fore and aft perpendicular
D. height of the center of buoyancy
[单项选择]The difference between the forward and aft drafts is().
A. list
B. heel
C. trim
D. flotation
[单项选择]The temperature difference between the inlet and outlet temperature of the lube oil cooler in the lubricating system for the diesel engine is generally between ().
A. 8-10℃
B. 10-12℃
C. 10-15℃
D. 10-20℃
[单项选择]The maximum difference between mean time and apparent time is ().
A. equal to the longitude expressed in time units
B. about 16 minutes
C. the difference between the GHA of mean sun and the first point of Aries
D. 15°of arc
[单项选择]The difference between a supercharged engine and an un-supercharged engine is that ().
A. the later
B. the latter
C. the former
D. the farmer
[单项选择]What is the most important difference between the bow type anchor shackle and the D-type anchor shackle? ()
A. The bow type shackle provides a superior connection
B. The D-type shackle is weaker than the bow type
C. The bow type shackle is weaker than the D-type
D. The D-type shackle provides an inferior connection
[单项选择]The main difference between a motor control circuit containing low voltage protection and low voltage release is that the latter contains ().
A. a magnetic operating coil
B. normally open line contacts
C. thermal-overload protection
D. a momentary-contact start button
[单项选择]The greater the pressure difference between a high and a low pressure center,the().
A. dryer the air mass will be
B. cooler the temperature will be
C. greater the force of the wind will be
D. warmer the temperature will be
[单项选择]The difference between the starboard and port drafts caused by a transverse shift in weight is ().
A. list
B. heel
C. trim
D. flotation