modern seamanship1921 |
도서 본문에서
67개의 결과 중 1 - 5개
46 페이지
... moving sheave or on a stationary chock or bollard , is a factor of great importance . Those fibres which lie farthest from the centre of the curve are stretched , while those which hug the round of the bend are more or less compressed ...
... moving sheave or on a stationary chock or bollard , is a factor of great importance . Those fibres which lie farthest from the centre of the curve are stretched , while those which hug the round of the bend are more or less compressed ...
85 페이지
... moving ; -the weight of 800 lbs . not being sufficient to “ overhaul " the tackle . Similarly a mass of 200 lbs . on the haul- ing part may be held at rest by much less than 800 lbs . on the lower block , the friction acting as before ...
... moving ; -the weight of 800 lbs . not being sufficient to “ overhaul " the tackle . Similarly a mass of 200 lbs . on the haul- ing part may be held at rest by much less than 800 lbs . on the lower block , the friction acting as before ...
102 페이지
... moving the boom there will be a much greater tension on the fall of the topping - lift than if the boom were fixed . This is due to the resistance of friction which must be added to the theoretical load as soon as the system is set in ...
... moving the boom there will be a much greater tension on the fall of the topping - lift than if the boom were fixed . This is due to the resistance of friction which must be added to the theoretical load as soon as the system is set in ...
107 페이지
... moving load is suddenly arrested . The shorter the rope the greater the danger in cases like those cited above . In a very long rope , the " give " of the successive coil - like turns is cumulative and affords a relief which is lacking ...
... moving load is suddenly arrested . The shorter the rope the greater the danger in cases like those cited above . In a very long rope , the " give " of the successive coil - like turns is cumulative and affords a relief which is lacking ...
117 페이지
... moving with it , is a circular card marked around its circumference with two graduations ; one of points , half - points and quarter - points , the other of degrees . ( Plate 47 and 48. ) The card with the attached needle ( or needles ) ...
... moving with it , is a circular card marked around its circumference with two graduations ; one of points , half - points and quarter - points , the other of degrees . ( Plate 47 and 48. ) The card with the attached needle ( or needles ) ...
기타 출판본 - 모두 보기
자주 나오는 단어 및 구문
abaft Air Tanks anchor battleships beam Bend bight Blackwall Hitch block boat boiler boom Bowline buoyancy cable Carrick Bend carry clear compass connected convenient course danger davits deck diameter dip-rope distance engines fathoms feet fibres Figure-of-Eight Knot force forward gear going ahead halyards handling hauling hawse hawse-pipe hawser head heavy helm hemp Hitch hoisting hook inches keel knots lashed launch length let go lift lower manila Manila Hemp mast mooring MOTOR LIFE BOAT oars Overhand Knot Plate port practice pump riding Rowlock rudder rules running Running Bowline sail screw secured shackle shaft sheave ship ship's side signals slack small-stuff spar speed splice starboard steam steam-vessel steamer steering stern stopper strands surf swing swivel tackle tension tons topping-lift towing turn United States Navy unshackled usually vessel weight white light wind windlass wire rope yard
인기 인용구
358 페이지 - Every vessel coming up with another vessel from any direction more than two points abaft her beam — that is, in such a position, with reference to the vessel which she is overtaking that at night she would be unable to see either of that vessel's side lights — shall be deemed to be an overtaking vessel...
347 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 as follows, viz.
311 페이지 - ... points of the compass, so fixed as to throw the light from right ahead to two points abaft the beam on...
349 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...
376 페이지 - War in pursuance of the provisions of the said section eleven, shall be deemed guilty of a misdemeanor, and on conviction thereof shall be punished by a fine not exceeding twenty-five hundred dollars nor less than five hundred dollars, or by imprisonment (in the case of a natural person), not exceeding one year, or by both such punishments, in the discretion of the court.
338 페이지 - ... (v) A vessel when towing, a vessel engaged in laying or in picking up a submarine cable or navigation mark, 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...
365 페이지 - When a vessel is in distress and requires assistance from other vessels or from the shore the following shall be the signals to be used or displayed by her, either together or separately, namely: In the daytime: First.
348 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...
330 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.
357 페이지 - Where by any of these rules one of two vessels is to keep out of the way, the other shall keep her course and speed.