The Yachtsman's Guide: A Book in Five Parts Written Specially for YachtsmenNew York Navigation School, 1887 - 443페이지 |
도서 본문에서
40개의 결과 중 1 - 5개
31 페이지
... 5. - Shade Glasses . 8 EXPLANATION . 6. - Adjusting Screws on back . 7. - Adjusting Screws on Mirror . 8. - Index Tangent Screw . 9. - Arc . 0. - Frame of Instrument . THE YACHTSMAN'S GUIDE . 31 The Quadrant-how to read it and adjust it •
... 5. - Shade Glasses . 8 EXPLANATION . 6. - Adjusting Screws on back . 7. - Adjusting Screws on Mirror . 8. - Index Tangent Screw . 9. - Arc . 0. - Frame of Instrument . THE YACHTSMAN'S GUIDE . 31 The Quadrant-how to read it and adjust it •
32 페이지
... frame upon which the glass stands , slackening one and tightening another , until the desired effect is realized . SECOND . Now make the zero on the vernier coincide with zero on the arc , and hold the instrument with its face upwards ...
... frame upon which the glass stands , slackening one and tightening another , until the desired effect is realized . SECOND . Now make the zero on the vernier coincide with zero on the arc , and hold the instrument with its face upwards ...
34 페이지
... frame is of metal and the arc and vernier of silver these preventing the warping of the parts , so com- mon an occurrence in the wooden and ivory quadrant . The sextant is also fitted with telescopes so that the observer can make a. 34 ...
... frame is of metal and the arc and vernier of silver these preventing the warping of the parts , so com- mon an occurrence in the wooden and ivory quadrant . The sextant is also fitted with telescopes so that the observer can make a. 34 ...
58 페이지
... frame of open lattice - work will be found to be a good covering for a thermometer , provided it is so constructed as to admit a perfectly free circulation of air about the instrument . The thermometer is an invaluable instrument to the ...
... frame of open lattice - work will be found to be a good covering for a thermometer , provided it is so constructed as to admit a perfectly free circulation of air about the instrument . The thermometer is an invaluable instrument to the ...
193 페이지
... frame of wood , hung upon the stern post by means of pintles and gudgeons . As long as the rudder is in a line with the keel it has no effect . When it is put at an angle with the keel , the water rushing against it can- nons it off ...
... frame of wood , hung upon the stern post by means of pintles and gudgeons . As long as the rudder is in a line with the keel it has no effect . When it is put at an angle with the keel , the water rushing against it can- nons it off ...
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자주 나오는 단어 및 구문
abaft altitude anchor answer barometer beams bend bight boat bolted boom bottom bowsprit cable called canvas carried chronometer clew clewline compass course course sailed crew cringle deck direction distance east equator fast fore fore-and-aft foresail forestay frame gaff gaff topsail haul head head sails helm Hemisphere hoist hook iron jib topsail keel Keelson keep knot latitude lead leeward light light sail longitude lower luff mainsail mast masthead meridian miles navigation noon observed outhaul pass peak halyards piece of timber plank port rabbet reef reef band reeve rigging rope round rudder rules running running rigging sail scarphed sheave sheet ship ship's shrouds side signal single block spar spinnaker splice standing starboard stay staysail steamer stern storm tack tackle taut tide topmast upper variation vessel weather West wind windward yacht Yachtsman's Guide yard yarns
인기 인용구
140 페이지 - ... so constructed as to show a uniform and 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 the starboard side...
145 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, and does not apply to two vessels which must, if both keep on their respective courses, pass clear of each other.
145 페이지 - ... other; in other words, to cases in which by day each vessel sees the masts of the other in a line or nearly in a line with her own, and by night to cases in which each vessel is in such a position as to see both the side lights of the other.
144 페이지 - When both are running free, with the wind on different sides, the vessel which has the wind on the port side shall keep out of the way of the other.
144 페이지 - When two sailing vessels are approaching one another so as to involve risk of collision, one of them shall keep out of the way of the other...
146 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.
142 페이지 - ... use : and shall, on the approach of or to other vessels, be exhibited on their respective sides in sufficient time to prevent collision, in such manner as to make them most visible, and so that the green light shall not be seen on the port side nor the red light on the starboard side, nor, if practicable, more than two points abaft the beam on their respective sides.
140 페이지 - ... 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 the port side, and of such a character as to be visible on a dark night, with a clear atmosphere, at a distance of at least two miles.
150 페이지 - In obeying and construing these rules due regard must be had to all dangers of navigation ; and due regard must also be had to any special circumstances which may exist in any particular case rendering a departure from the above rules necessary in order to avoid immediate danger.
140 페이지 - On the starboard side a green 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 the starboard side, and of sucli a character as to be visible at a distance of at least two miles. (c) On the...