A radar term for a single pulse of radio energy.

Instrument for establishing the altitude and azimuth of stars and planets.

The range of the stress-intensity factor during a fatigue cycle.

An electrode commonly used in polarization studies to pass current to or from a test electrode, usually made of noncorroding material

The main index of the French stock market introduced in 1988 with a base value of 1,000 and made.

(Adverb) Today - In our days. I.e Nowadays most ships produce their own fresh water in an evaporator fed with sea water and using the heat of the engine.

Localized corrosion of a metal surface at, or immediately adjacent to, an area that is shielded from full exposure to the environment because of close proximity between the metal and the surface of another material.

An electrical current that periodically reverses its direction. Standard in US and Canada is 60 cycles per second. Europe and other countries is 50 cycles per second.

An instrument, located at the surface observing station, which is used to record the data presented by a radiosonde aloft.

For gauging purposes a transverse section including all longitudinal members such as plating, longitudinals and girders at the deck, side, bottom, inner bottom and longitudinal buklheads.

Same as freezing point.

A reef in a spanker or fore-and-aft mainsail, which runs from the outer head-earing, diagonally, to the tack. It is the closest reef, and makes the sail triangular, or nearly so.

International Cargo Handling Coordination Association

Planning Board for Ocean Shipping.

A measure of proportion by weight, equivalent to one unit weight of a material per billion (109) unit weights of compound. One part per billion is equivalent to 1 mg/kg.

A term primarily used in Europe to describe galvanic corrosion between dissimilar metals.

In reference to solar energy systems, the angle that a solar collector is positioned above horizontal.

1.China Class Society (Formerly ZC)2.China Classification Society

Vietnam Register

Energy terms