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Fraises
| Глоссарий морской лексики и терминологии (английский язык) |
Principally in field fortification, palisades placed horizontally, or nearly so, along the crest of the escarp, or sometimes of the counterscarp; being generally concealed from direct artillery fire they very materially increase the difficulty of either of those slopes to an assailant. they project some 5 feet above the surface, and are buried for about the same length in the ground.
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Fortification, английский
The art by which a place is so fortified that a given number of men occupying it may advantageously oppose a superior force. the same word also signifies the works that cover and defend a place. fortification is defensive when surrounding a place so as to render it capable of defence against besiegers; and offensive when comprehending the various works for conducting a siege. it is natural when it opposes rocks, woods, marshes, ravines, &c., to impede the progress of an enemy; and artificial, when raised by human ingenuity to aid the advantages of the ground. the latter is again subdivided into permanent and field fortification: the one being constructed at leisure and of permanent materials, the other raised only for temporary purposes.
Horizontally, английский
Точность плюс-минус з см по вертикали и горизонтали ~ of separation точность разделения (зернистого материала на фракции)
Counterscarp, английский
- The face of the ditch of a fortress sloping toward the defender.
- In fortification, the outer side of the ditch next the country; it is usually of less height, and less strongly revetted than the escarp, the side which forms the face of the rampart.
Difficulty, английский
- Dificultad
- Difficulty, in proof-of-work mining, is how hard it is to verify blocks in a blockchain network. in the bitcoin network, the difficulty of mining adjusts verifying blocks every 2016 blocks. this is to keep block verification time at ten minutes.
- A word unknown to true salts.
- According to admiral smyth’s 1887 sailor’s word-book, “this word is unknown to true salts.” (see impossible.)
Horizontal, английский
- Горизонталь; горизонтальный
- Горизонталь; горизонтальный 287
- At right angles to the direction of gravity; on the level; parallel to the horizon; neither vertical nor inclined.
- A direction parallel to the horizon, or what is commonly termed lying flat. one of the greatest inconveniences navigators have to struggle with is the frequent want of a distinct sight of the horizon. to obviate this a horizontal spinning speculum was adopted by mr. lerson, who was lost in the victory man-of-war, in which ship he was sent out to make trial of his instrument. this was afterwards improved by smeaton, and consists of a well-polished metal speculum about 3-1/2 inches in diameter, inclosed within a circular rim of brass, so fitted that the centre of gravity of the whole shall fall near the point on which it spins. this is the end of a steel axis running through the centre of the speculum, above which it finishes in a square for the convenience of fitting a
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Frame of the marin, английский
Steam-engine, is the strong supporter of the paddle-shafts and intermediate shaft; it rests on columns, and is firmly bolted to the engine bottom.
Fractures, английский
Defects in spars which run across the fibres, being short fractures marked by jagged lines. (see sprung.)
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