A person usually having the experience of a certificated master mariner and having a good knowledge of the characteristics of the port and its whole area. He administers the entire shipping movements that take place in and within reach of his port.
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ADSORPTION
Adhesion of the molecules of gases, liquids, or dissolved substances to a solid surface, resulting in relatively high concentration of the molecules at the place of contact; e.g. the plating out of an anti-wear additive on metal surfaces.
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GROWLER
A piece of ice smaller than a BERGY BIT or FLOEBERG, often transparent but appearing green or almost black in color. It extends less than 1 meter above the sea surface and its length is less than 20 feet (6 meters). A growler is large enough to be a hazard to shipping but small enough that it may escape visual or radar detection.
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HARMONIC CONSTANTS
The amplitudes and epochs of the harmonic constituents of the tide or tidal current at any place
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FILTER HEAD
An end closure for the filter case or bowl that contains one or more ports.
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FRETTING
Wear phenomena taking place between two surfaces having oscillatory relative motion of small amplitude.
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FILTER HEAD
An end closure for the filter case or bowl which contains one or more ports.
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ARMATURE BAR
Copper bars used in place of wire windings, in large armatures, generators, or motors.
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HAVEN
A place of safety for vessels
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HARMONIC ANALYSIS
The process by which the observed tide or tidal current at any place is separated into basic harmonic constituents. Also called HARMONIC REDUCTION.
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ICEBERG TONGUE
A major accumulation of icebergs projecting from the coast, held in place by grounding and joined together by fast ice.
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