United States Naval Institute Proceedings, 22권,파트 2U.S. Naval Institute, 1896 |
도서 본문에서
23개의 결과 중 1 - 5개
280 페이지
... knots and an economi- cal speed of 8 knots . Donkey boilers should be located in the fire - room for working the steam capstan , dynamos , blowers , flushing pumps , and cranes for hoisting the launches . Evapor- ating and distilling ...
... knots and an economi- cal speed of 8 knots . Donkey boilers should be located in the fire - room for working the steam capstan , dynamos , blowers , flushing pumps , and cranes for hoisting the launches . Evapor- ating and distilling ...
333 페이지
... knots each , because this situation may nearly occur . Two ships passing each other at this distance and speed change their relative directions per second through an angle the sine of which is = ( 15 × .57 ) 2 17.1 ( 1000 ) 1000 sin 1 ...
... knots each , because this situation may nearly occur . Two ships passing each other at this distance and speed change their relative directions per second through an angle the sine of which is = ( 15 × .57 ) 2 17.1 ( 1000 ) 1000 sin 1 ...
406 페이지
... knots , of 10 knots , of 12 knots , maintaining a distance from the posi- tion finder ranging from 2000 meters to 5000 meters . There was deter- mined at regular intervals the different points of her track , and the resulting speed ...
... knots , of 10 knots , of 12 knots , maintaining a distance from the posi- tion finder ranging from 2000 meters to 5000 meters . There was deter- mined at regular intervals the different points of her track , and the resulting speed ...
407 페이지
... knots , the average distance from the position finder being 1500 meters , there were plotted II successive positions . In another trial , while the boat was making a circle of 350 meters diameter , at a distance of 2500 meters from the ...
... knots , the average distance from the position finder being 1500 meters , there were plotted II successive positions . In another trial , while the boat was making a circle of 350 meters diameter , at a distance of 2500 meters from the ...
462 페이지
... knots , the time required to cover the distance between the range of guns and that of torpedoes would be three minutes , during which time it would be BREECH MECHANISM CLOSED . possible to throw from the two 462 THE DUDLEY POWDER ...
... knots , the time required to cover the distance between the range of guns and that of torpedoes would be three minutes , during which time it would be BREECH MECHANISM CLOSED . possible to throw from the two 462 THE DUDLEY POWDER ...
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amperes angle apparatus armor armored cruiser barbettes battery battle-ships binding posts boat boilers boys breech circuit coal connected construction cruise cruiser cylinder deck diameter direction distance draught duty dynamo engine-room engines enlisted essayist feet fire force galvanometer graduated gun captain gunnery helm indicator inches index bar instruction instrument knots launched lever line officers magnet marine mechanism ment micrometer modern motor mounted move naval apprentices needle operation orlop deck petty officers pivot placed plate port position finder practice projectile Q. F. guns resistance wire rheostat sailing seamanship seamen shaft shell shore shown in Fig side sight signal speed steam steel steering telegraph target telescope telescope sight tion tons torpedo torpedo-boats training ship training-ship transmitter trial triple-expansion engines tubes turret U. S. Navy United States Navy vertical vessel warrant officer water-tube boilers weight Wheatstone bridge wheel yards
인기 인용구
442 페이지 - ... (c) A sailing vessel under way shall sound, at intervals of not more than one minute, when on the starboard tack one blast, when on the port tack two blasts in succession, and when with the wind abaft the beam three blasts in succession.
442 페이지 - A steam vessel shall be provided with an efficient whistle or siren sounded by steam or by some substitute for steam, so placed that the sound may not be intercepted by any obstruction, and with an efficient foghorn, to be sounded by mechanical means, and also with an efficient bell.
442 페이지 - Sailing vessels and boats of less than 20 tons gross tonnage shall not be obliged to give the above-mentioned signals; but if they do not, they shall make some other efficient sound signal at intervals of not more than one minute.
442 페이지 - The words - prolonged blast,- used in this article, shall mean a blast of from four to six seconds- duration. "A steam vessel shall be provided with an efficient whistle or siren, sounded by steam or by some substitute for steam , so placed that the sound may not be intercepted by any obstruction, and with an efficient fog-horn, to be sounded by mechanical means, and also with an efficient bell. (In all cases where the...
442 페이지 - A vessel, when towing a vessel employed in laying or in picking up a telegraph cable, and a vessel under way, which is unable to get out of the way of an approaching vessel through being not under command, or unable to manoeuvre as required by these Rules shall, instead of the signals prescribed in sub-divisions (a) and (c) of this Article, at intervals of not more than two minutes, sound three blasts in succession, viz.
442 페이지 - ... rules, shall, instead of the signals prescribed in subdivisions (a) and (c) of this article, at intervals of not more than two minutes, sound three blasts in succession, namely: One prolonged blast followed by two short blasts. A vessel towed may give this signal and she shall not give any other.
442 페이지 - Article shall be used as follows, viz. : — (a) A steam vessel having way upon her shall sound, at intervals of not more than two minutes, a prolonged blast. (b~) A steam vessel under way, but stopped and having no way upon her, shall sound, at intervals of not more than two minutes, two prolonged blasts, with an interval of about one second between them.
442 페이지 - ... (In all cases where the rules require a bell to be used a drum may be substituted on board Turkish vessels, or a gong where such articles are used on board small seagoing vessels.) A...
442 페이지 - SEC. 3. That this act shall take effect at a time to be fixed by the President by Proclamation issued for that purpose.
271 페이지 - Boy previous t" being entered must satisfy the Examining Officers — I. That he is of robust frame, intelligent, of perfectly sound and healthy constitution, free from any physical defects or malformation, and not sublect to fits. II. That he is able to read and write.