更多"During daylight savings time the me"的相关试题:
[单项选择]During daylight savings time the meridian used for determining the time is located farther（）.
A. east
B. west
C. east in west longitude and west in east longitude
D. west in west longitude and east in east longitude
[单项选择]Daylight savings time is a form of zone time that adopts the time（）.
A. one zone to the east
B. one zone to the west
C. two zones to the east
D. two zones to the west
[单项选择]When daylight savings time is kept，the time of tide and current calculations must be adjusted.One way of doing this is to（）.
A. Add one hour to the times listed under the reference stations
B. Subtract one hour from the time differences listed for the subordinate stations
C. Apply no correction as the times in the reference stations are adjusted for daylight savings time
D. Add 15° to the standard meridian when calculating the time difference
[单项选择]The microsecond unit of time is used in radar applications. The microsecond represents which of the following?（）.
A. one-millionth part of a second
B. one-thousandth part of a second
C. one-hundredth part of a second
D. one-tenth part of a second
[单项选择]Sidereal time is used by navigators when（）.
A. used with the equation of time
B. used in the form of LHA Aries
C. calculating the time of moonrise
D. determining local apparent time
[单项选择]Bonding cables are used during cargo transfer to（）.
A. provide safe electrical power connection to barge equipment
B. keep the vessel from surging excessively
C. prevent an accidental discharge of static electricity
D. secure the cargo hose to a hatch when loading overall
[单项选择]Sidereal time is NOT used（）.
A. as the basis for star charts
B. to enter a star finder
C. in sight reduction using Pub 249
D. in sight reductions of planet observations
[单项选择]The main reason a long towline is used during an oceantow is that（）.
A. a margin of safety is provided should the line part
B. the towline will wear more evenly
C. there will be less stress on the towline
D. a slight increase in speed will be realized
[单项选择]（）should be used during the poor visibility if the radar’s screen shows heavy sea returns.
A. Gain Control
B. Brilliant Control
C. Anti-clutter Sea Control
D. Sweep Intercept
[单项选择]According to Gencon，if at any time during the currency of this Charter，both Owners and Charterers are unable to arrange bunkers at the main bunkering ports for the voyage in question，the（）to have the privilege of canceling this Charter.
A. Charterers
B. Owners
C. both Charterers and Owners
D. neither Charterers nor Owners
[单项选择]A mean sun is used as the reference for solar time for three reasons. Which reason is NOT a cause for use of a mean sun?（）
A. The motion of the apparent sun is along the ecliptic
B. Measurement of time is along the celestial equator
C. The speed of the Earth's revolution is not constant
D. There are variations in the Earth's rotational speed
[单项选择]These hospital expenses made inroads on my savings.（）
A. 医院的这些费用严重地消耗了我的积蓄。
B. 这些住院费耗掉了我大部分积蓄。
C. 我住院花的这些费用用掉了我一半以上的积蓄。
[单项选择]During compressors running the accumulated moisture in the separators must be （）.
A. drained off
B. collected
C. sent to the crankcases
D. separated with oil
[单项选择]英文词汇Delay time、Dead time、Decay time分别代表（）时间。
A. 寂静、延迟、下降
B. 下降、寂静、延迟
C. 延迟、下降、寂静
D. 延迟、寂静、下降
[单项选择]Weight is considered during the periodic required inspection and servicing of（）.
A. CO2 (carbon dioxide) fire extinguishers
B. foam fire extinguishers
C. water (stored pressure) fire extinguishers
D. All of the above
[单项选择]During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke’s color will be（）.
A. black
B. red
C. orange
D. yellow
[单项选择]A centrifugal pump vibrates excessively during operationUpon disassembling the pump it is found that the impeller is out of balanceWithout an available spare, you should （）.
A. drill holes through the heavy side of the impeller until it balances
B. weld counterweights to the light side of the impeller
C. remove metal from the heavy side by machining in a lathe
D. acid wash and serape the heavy side until it balances
[单项选择]During working, thermostatic expansion valve should be （）.
A. either all the way open or all the way closed
B. normally fully open
C. throttled depending on load
D. controlled by liquefied pressure
