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Eng ID | Term | Definition |
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541 | box compass | See DECLINATOIRE. |
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542 | box gauge | See GAUGE: FLOAT. |
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543 | box sextant | A small portable instrument used for approximate measurement of angles. |
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544 | brackish water | Water in which salinity values range from approximately 0.50 to 17.00 parts per thousand. |
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545 | brash ice | Accumulation of FLOATING ICE made up of small fragments not more than 2 metres across; the wreckage of other forms of ICE. |
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546 | breaker | A WAVE breaking on the SHORE, over a REEF, etc. Breakers may be roughly classified into three kinds, although the categories may overlap: sp... more |
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547 | breaking of waves | Disintegration of a WAVE which breaks with foam in SHALLOWS whose gradient is more or less regular. An incomplete breaking can likewise resu... more |
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548 | breakwater | A structure protecting a shore area, HARBOUR, ANCHORAGE, or BASIN from WAVES. See also FLOATING BREAKWATER. |
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549 | breeze | A WIND of moderate strength. See LAND and SEA (or LAKE) BREEZE. |
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550 | bridge | 1. An elevated structure extending across or over the weather deck of a vessel, or part of such a structure. The term is sometimes modified ... more |
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551 | bridge: bascule | A counterpoise bridge rotated in a vertical plane about an axis at one or both ends. Also called balance bridge. |
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552 | bridge: draw | A general name for bridges of which part or the entire span of the bridge may be raised or drawn aside to allow ships to pass through. |
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553 | bridge: lift | A movable bridge which is capable of being lifted vertically to allow vessels to pass beneath. |
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554 | bridge: swing | A movable bridge which rotates in a horizontal plane about a vertical pivot to allow the passage of vessels. |
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555 | bridge clearance | See CLEARANCE. |
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556 | bridging | See STEREOTRIANGULATION. |
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557 | broad on the beam | Bearing 090° relative (broad on the starboard beam) or 270° relative (broad on the port beam). If the bearings are approximate, the expressi... more |
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558 | broad on the bow | Bearing 045° relative (broad on the starboard bow) or 315° relative (broad on the port bow). If the bearings are approximate, the expression... more |
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559 | broad on the quarter | Bearing 135° relative (broad on the starboard quarter) or 225° relative (broad on the port quarter). If the bearings are approximate, the ex... more |
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560 | broadcast | Communication by RADIO intended for reception at any point within a specified area. |