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In stopping distances of vessels,head reach can best be described as the().
A . difference between the vessel's speed through the water at any instant and the new speed ordered on the telegraph
B . distance the vessel has actually run through the water since a change of speed was ordered
C . distance the vessel will run between taking action to stop her and being stationary in the water
D . speed at which a vessel should proceed to ensure that she will run a predetermined distance,once her engines have been stopped
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Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?()
A . Spanning Tree Protocol
B . Shortest path first tree
C . Link-state advertisements (LSA)
D . Hold-down timers
E . Split horizon
F . VRRP
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In relation to the turning circle of a ship , the term transfer means the distance().
A . gained in the direction of the original course
B . gained at right angles to the original course
C . the ship moves sidewise from the original course awayfrom the transfer means the distance
D . around the circumference of the turning circle
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A great circle track provides the maximum saving in distance on().
A . easterly courses in high latitudes
B . southerly courses in high latitudes
C . westerly courses in low latitudes
D . easterly courses in low latitudes that cross the equator
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The distance between rivets in a row is known as the().
A . arm
B . pitch
C . gage
D . rivet distance
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In relation to the turning circle of a ship , the term kick means the distance().
A . around the circumference of the turning circle
B . gained at right angles to the original course
C . gained in the direction of the original course
D . or throw of a vessels stern from her line of advance upon putting the helm hard over
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They()the train until it disappeared in the distance
A . saw
B . watched
C . noticed
D . observed
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In which voyage, between two points, is the rhumb line distance not approximately the same as the great circle distance?().
A . The two points are in low latitudes in the same hemisphere
B . The two points are in high latitudes in the same hemisphere
C . The two points are near the equator, but in different hemispheres
D . One point is near the equator, one point is in a high latitude, and both are near the 180th meridia
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If the radio signal ground wave extends out for less distance than the minimum skywave distance,there is an area in which no signal is received.This is called the().
A . Skip zone
B . Blackout zone
C . Diffraction zone
D . Shadow zone
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In small power distance societies, the educational process is student centered.
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In the sentence The sensors could be mounted on the inside of a tube/torus that could be anchored in a bloodvessel, the underlined word mounted means .
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纠错Some of the people were standing in the street watched the parade, while otherswere singing songs.
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In high power distance countries and organizations, people don’t question the decisions of their leaders.
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From the text we learn that the administrators in the distance education do not include ______.
A.consensus builders
B.referees
C.decision makers
D.faculty
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The charge for a telex is not based on the distance the message has to travel and the time spent in transmission. ()
此题为判断题(对,错)。
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In the first paragraph of the passage, 'the distance across' means ______.
A.the distance between Manhattan and New York
B.the distance between New York and Washington
C.nothing
D.the distance between Staten Island and Manhattan
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To which of the following could the plus or minus 5% tolerance referred to in sub-article 30(b) be applied?
A、 500 laptop computers.
B、 500 boxes of paper.
C、 500MT sugar.
D、 500 cars.<br class="markdown_return">
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According to the passage, when could people start using a maglev commerciaily?A.In 5 years. B.In 10 years.C.In 20 years.D.In more than 20 years.
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I could hardly ________________ the ship in the distance.A.look out
B.make out
C.make up
D.see through
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In which voyage,between two points,is the rhumb line distance NOT approximately the same as the great circle distance?_____.
A.The two points are in low latitudes in the same hemisphere
B.The two points are in high latitudes in the same hemisphere
C.The two points are near the equator,but in different hemispheres
D.One point is near the equator,one point is in a high latitude,and both are near the 180th meridian
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_____ you have the chance to go to the university in the future, you must take it. A.Will B.Would C.Could D.Should
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A ______ material is one in which the atoms are arranged in a periodic array over large atomic distance.
A.Amorphous
B.Ceramic
C.Polymer
D.Crystalline
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Orienteering in terms of distance, places and the involvement of information technology.
A.diversifies
B.develops
C.dualizes
D.stages
E.grades