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Jalousie
| Глоссарий по проходческим щитам (тоннелингу) |
Ein satz horizontaler, schräger leisten, die den luft- und lichteinlass in einen tunnel ermöglichen und das eindringen von regen verhindern.
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Louvre, английский
Set of inclined horizontal slats admitting air and light into a tunnel and excluding the ingress of rain.
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Eindringen, немецкий
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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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Tunnel mit niedriger durchfahrtshöhe, немецкий
"tunnel mit einer für den normalverkehr reduzierten durchfahrtshöhe.
Längslüftung, немецкий
Ventilationsprinzip, das die luftströmung im tunnel regelt, um entweder schadstoffe zu verdünnen oder rauch in eine richtung zu treiben.
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