United States Coast Pilot: West Indies, Porto Rico and Virgin IslandsU.S. Government Printing Office, 1921 |
도서 본문에서
40개의 결과 중 1 - 5개
7 페이지
... position , and on the older ones on the face of the chart ; ( 2 ) the date of the latest cor- rection to the chart plate , printed in the lower left - hand corner be- low the border ; ( 3 ) the date of issue , stamped below the border ...
... position , and on the older ones on the face of the chart ; ( 2 ) the date of the latest cor- rection to the chart plate , printed in the lower left - hand corner be- low the border ; ( 3 ) the date of issue , stamped below the border ...
10 페이지
... position means only yards on a large - scale chart , whereas on a small scale the same amount of displacement means large fractions of a mile . For the same reason , bearings to near objects should be used in preference to objects ...
... position means only yards on a large - scale chart , whereas on a small scale the same amount of displacement means large fractions of a mile . For the same reason , bearings to near objects should be used in preference to objects ...
12 페이지
... POSITION . - The most accurate method available to the navigator of fixing a position relative to the shore is by plotting with a protractor , sextant angles between well - defined objects 12 NAVIGATIONAL AIDS .
... POSITION . - The most accurate method available to the navigator of fixing a position relative to the shore is by plotting with a protractor , sextant angles between well - defined objects 12 NAVIGATIONAL AIDS .
13 페이지
... position the longer the line to be drawn . On the other hand , distant objects should be used for direction because less affected by a small error or change of position . The three - arm protractor consists of a graduated circle with ...
... position the longer the line to be drawn . On the other hand , distant objects should be used for direction because less affected by a small error or change of position . The three - arm protractor consists of a graduated circle with ...
14 페이지
... position should be given up ; there are many circumstances in which it may be usefully employed , but errors more readily creep into a position so fixed . Where accuracy of position is desired , angles should invariably be used , such ...
... position should be given up ; there are many circumstances in which it may be usefully employed , but errors more readily creep into a position so fixed . Where accuracy of position is desired , angles should invariably be used , such ...
기타 출판본 - 모두 보기
자주 나오는 단어 및 구문
1½ mile 15 feet 30 feet 34 mile 34 W mag anchor anchorage Anegada Arecibo awash bank beach bearing berth bight bluff boat Buck Island Cabeza de Perro Cape Rojo Cape San Juan channel chart cliffs coast of Porto Coast Pilot coral Culebra Island Culebrita customhouse distance eastern end eastward entrance Fajardo fathoms feet high feet of water Guanica Guayanilla hill Islet Jost Van Dyke land least depth less draft lies lighthouse low water mangroves marked mile long mile southeastward mile wide miles southward miles westward nearly north side northeast northern northward passage Playa Point Arenas Ponce port Porto Rico prominent range ridge Rock rocky sailing vessels shoal south coast southward of Point steep-to steer Thomas Tortola true NW tube Vieques Vieques Island Virgin Gorda ward Water Island west side western side westward of Point wharf white light wind yards southward yards westward yards wide
인기 인용구
175 페이지 - ... no subsequent alteration of the bearing between the two vessels shall make the overtaking vessel a crossing vessel within the meaning of these rules, or relieve her of the duty of keeping clear of the overtaken vessel until she is finally past and clear.
174 페이지 - This article only applies to cases where vessels are meeting end on, or nearly end on, in such a manner as to involve risk of collision...
168 페이지 - On the port side a red light so constructed as to show an unbroken light over an arc of the horizon of ten points of the compass, so fixed as to throw the light from right ahead to two points abaft the beam on...
156 페이지 - A vessel under one hundred and fifty feet in length, when at anchor, shall carry forward, where it can best be seen, but at a height not exceeding twenty feet above the hull, a white light in a lantern so constructed as to show a clear, uniform, and unbroken light visible all round the horizon at a distance of at least one mile.
170 페이지 - On the near approach of or to other vessels they shall have their side lights lighted, ready for use, and shall flash or show them at short intervals, to indicate the direction in which they are heading, but the green light shall not be shown on the port side, nor the red light on the starboard side. A pilot vessel of such a class as to be obliged to go alongside of a...
175 페이지 - I am directing my course to port." Three short blasts to mean, "My engines are going at full speed astern.
175 페이지 - In obeying and construing these rules due regard shall be had to all dangers of navigation and collision, and to any special circumstances which may render a departure from the above rules necessary in order to avoid immediate danger.
175 페이지 - Nothing in these rules shall exonerate any ship, or the owner, or master, or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper look.out, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
172 페이지 - Nothing in these rules shall interfere with the operation of any special rules made by the government of any nation with respect to additional station and signal lights for two or more ships of war or for vessels sailing under convoy...
170 페이지 - ... mile, or a combined lantern showing a green light and a red light from right ahead to 2 points abaft the beam on their respective sides. Such lantern shall be carried not less than 3 feet below the white light.