单词 | jacket |
释义 | jacket [`jak·ǝt] MECHANICAL ENGINEERING The space around an engine cylinder through which a cooling liquid circulates. NUCLEONICS A thin container for one or more fuel slugs, used to prevent the fuel from escaping into the coolant of a reactor. Also known as can; cartridge. ORDNANCE 1. Cylinder of steel covering and strengthening the breech end of a gun or howitzer tube. 2. The water jacket on some machine guns. PETROLEUM ENGINEERING The support structure of a steel offshore production platform; it is fixed to the seabed by piling, and the superstructure is mounted on it. |
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