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Bolt hole, non-conforming
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Any hole drilled in a rail web that does not comply with specifications with respect to horizontal or vertical position, size, shape, condition or separating distance from other holes or rail end. this defect may result in additional stresses in bolt holes. as bolt hole defects are normally associated with fishplated joints, visual detection may only be possible after removal of plates.
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Specifications, английский
- A document that explains all material and construction requirements of the bridge structure to be constructed, usually used by engineers or architects in the planning stages of construction.
- A detailed description of a print order.
- A part of the contract documents contained in the project manual consisting of written descriptions of a technical nature of materials, equipment construction systems, standards, and workmanship. under the uniform system, the specifications comprise sixteen divisions. specific gravity 1. the ratio of the density of a substance to the density of a reference material (usually water for liquids and air for gases). 2. as applied to a gas piping system, the ratio of the weight of gas of a given volume to the weight of the same volume of air, both measured under the same conditions.
- Отвечать требованиям технических условий meeting:
- Соответствие состава бетонной смеси требованиям технических условий ~ of water for making concrete пригодность воды для приготовления бетонной смеси suite: ~ of rooms 1. анфилада комнат 2. номер- люкс (в гостинице) wc ~ укомплектованное оборудование санузла
- Чертежи и технические условия (техническая документация проекта)
- Спецификации
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
Separating, английский
Additional, английский
- Дополнительный 33
- Дополнительный; добавочный
Associated, английский
- Соответствующий; связанный; присоединенный
- Experiencing through your own senses (seeing through your own eyes, hearing with your own ears, feeling with your own feelings.)
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Train control directions, английский
Any instructions issued by train controllers relating to the management, maintenance movement and safe operation of all traffic within train control territory.
Very high frequency, английский
- Any frequency in the range between 30mhz and 300mhz.
- Очень высокая частота овч
- Vhf
- Очень высокая частота, частота метрового диапазона волн
- The radio frequency most frequently used by vessels at sea.
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