A Manual of the Examination of Masters and Mates as Instituted by the Department of Marine and Fisheries of CanadaDawson, 1875 - 272 halaman |
Dari dalam buku
Hasil 1-5 dari 50
Halaman 14
... differences , " which have been given in that work in order to facilitate such calculations , they will thereby render themselves independent of any pro- portion or logarithmic table for such purpose . As the examinations for Masters ...
... differences , " which have been given in that work in order to facilitate such calculations , they will thereby render themselves independent of any pro- portion or logarithmic table for such purpose . As the examinations for Masters ...
Halaman 21
... difference at the top ; now find the fifth figure of the given number in its left hand column , and opposite will be given the required correction , which is additive to the log . of the first four figures . TO FIND THE NUMBER ...
... difference at the top ; now find the fifth figure of the given number in its left hand column , and opposite will be given the required correction , which is additive to the log . of the first four figures . TO FIND THE NUMBER ...
Halaman 22
... difference as before ; in this manner , by placing a cypher to the right of each successive remainder , and dividing by the tabular difference , any number of additional figures may be obtained . It may be mentioned that if the exact ...
... difference as before ; in this manner , by placing a cypher to the right of each successive remainder , and dividing by the tabular difference , any number of additional figures may be obtained . It may be mentioned that if the exact ...
Halaman 25
... difference column adjoining * ; now multiply the difference by your seconds , cut off two figures ( always two ) from the right of the product , and the figures remaining will be a correction , which is to be applied to the log . of the ...
... difference column adjoining * ; now multiply the difference by your seconds , cut off two figures ( always two ) from the right of the product , and the figures remaining will be a correction , which is to be applied to the log . of the ...
Halaman 26
... difference alongside the log . taken out , by the seconds , and divide the product by 60 ( cut off the right hand figure and divide the remaining figures by 6 ) and the quotient will be the correction to be applied as before directed ...
... difference alongside the log . taken out , by the seconds , and divide the product by 60 ( cut off the right hand figure and divide the remaining figures by 6 ) and the quotient will be the correction to be applied as before directed ...
Edisi yang lain - Lihat semua
A Manual of the Examination of Masters and Mates as Instituted by the ... William C. Seaton Pratinjau terbatas - 2024 |
A Manual of the Examination of Masters and Mates as Instituted by the ... William C. Seaton Pratinjau terbatas - 2024 |
A Manual of the Examination of Masters and Mates: An Instituted by the ... William C. Seaton Pratinjau tidak tersedia - 2017 |
Istilah dan frasa umum
A. M. at ship anchor Apparent bearing by compass bills of lading boussole Bowditch bowsprit brace Brest cargo common logarithms correct magnetic courses deck Déf diff difference of longitude Dist downhaul dunnage East eye 18 feet fore given haul hawsepipe hawser height of eye hoist Hour Angle index error la boussole lash Latitude Norie le méridien logarithms Long longitude by account Longitude by Chronometer magnetic bearing mast mean noon miles natural number Nautical Almanac navire noon at Greenwich North observed altitude observed Meridian Altitude P. M. Mean parallel rulers parallel sailing Pennant Polar distance port reef required the Deviation Required the Latitude Required the Longitude rigging sail Secant sextant Ship's head Signal Sine spar Standard Compass steer subtract Sun's Lower Limb supposing the Variation Table tackle taut topmast True Altitude True Amplitude True Azimuth True declin vessel West wind yard
Bagian yang populer
Halaman 176 - 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.
Halaman 181 - On the starboard side, a green light so constructed as to show an uniform and unbroken light over an arc of the horizon of 10 points of the compass ; so fixed as to throw the light from right ahead to 2 points abaft the beam...
Halaman 175 - When two steam vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard, so that each may pass on the port side of the other.
Halaman 175 - ... 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.
Halaman 174 - The distant signal, consisting of a square flag, having either above or below it a ball or anything resembling a ball.
Halaman 180 - Sidelights" means a green light on the starboard side and a red light on the port side...
Halaman 181 - ... 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.
Halaman 175 - ... (c.) 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.
Halaman 187 - 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.
Halaman 176 - Every steamship, when approaching another ship so as to involve risk of collision, shall slacken her speed, or if necessary stop and reverse ; and every steamship shall, when in a fog, go at a moderate speed.