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Jacking shaft
| Глоссарий по проходческим щитам (тоннелингу) |
- Excavation from which trenchless technology equipment is launched for the installation of a pipeline. the jacking shaft may incorporate a thrust wall to spread reaction loads to the ground and an entry ring to control inflows of groundwater and soil at the portal.
- An excavation from which trenchless technology equipment is launched for the installation or removal of a pipeline, conduit, or cable. may include a thrust wall to spread reaction loads to the ground.
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Jack, английский
- Vérin
- Device for suspending a loading-line lead block from a skyline.
- Силовой цилиндр
- 1. a sailor. also jack tar or just tar.
- A connecting device to which a wire or wires of a circuit may be attached and which is arranged for the insertion of a plug.
- In the british navy the jack is a small union flag, formed by the intersection of st. george`s and st. andrew`s crosses (which see), usually displayed from a staff erected on the outer end of a ship`s bowsprit. in merchant ships the union is bordered with white or red. (see union-jack.) also, a common term for the jack or cross-trees. also, a young male pike, esox lucius, under a foot in length. also, a drinking vessel of half-pint contents. (see black-jack.)—jack, or jack tar, a familiar term for a sailor. a fore-mast man and an able seaman. it was an early term for short coats, jackets, and a sort of coat-of-mail or defensive lorica, or upper garment.
- [1] a small national flag or ensign, worn forward by warships, such as the first navy jack or union jack. [2] a small house flag worn forward by merchantmen. [3] a crosstree at the head of a topgallant mast serving to spread the royal shrouds. [4] to turn a propeller shaft prevent it from bowing when engines are stopped. [5] formerly, a nickname for a seaman (cf. tar, jack tar). [6] to skin a seal. [7] a type of newfoundland fishing schooner.
- A mechanical device for the purpose of lifting a heavy load; it may be either a screw or hydraulic type. also called hydraulic jack, jackscrew, screw jack.
- A receptacle-type connector for audio signals into which a plug or other input is inserted. the plug is the `male` connector and the jack is the `female` connector.
- Маленький шар, служащий мишенью для игроков в шары
Jack, английский
Jack, английский
Jack - money, cash, example to buy that car would take some major jack.
Jack, английский
Интерфейс горизонтальных и магистральных кабелей, обеспечивающий электрическое соединение контактом проводников, механическое совмещение с помощью углубления для штыревого разъема и фиксацию защелкой.
Jack, английский
Jack -, английский
Двуногая стойка (крана-экскаватора, стрелового крана и т. п.)
Jack adams, английский
A stubborn fool.
Jack afloat, английский
A sailor. euripides used almost the same term in floater, for a seaman.
Jack and circle, английский
The apparatus consisting of a power¬ful jack and a steel-toothed circle on which the jack moves. the circle is attached to the drill floor, centered on the borehole collar, and used to tighten or loosen the joints in a string of drill tools.
Jack arch, английский
Jack beam, английский
A beam that supports another beam and eliminates the need for a supporting column. jackhammer 1. an airhammer. 2. a handoperated, pneumatic, rock drill.
Jack benny, английский
Jack board, английский
A brace used as a support for a pipe jack.
Jack boom, английский
A boom which supports sheaves that carry lines to a working boom.
Jack catch, английский
Jack de interconexión (de circuitos), испанский
Jack dusty, английский
A naval stores clerk.
Jack engine, английский
Jack field, английский
Коммутационное поле (в телефонии); панель коммутатора с гнездами; наборное поле
Jack handle, английский
Jack hole, английский
Excavation, английский
- An area where rock or alluvium has been removed.
- An area where rock has been removed
- The process of digging or the hole which results.
Technology, английский
- The use of tools and knowledge to meet human needs.
- Техника; технология
- Техника (означает все знания или неотъемлемую часть знаний о: научных принципах или открытиях; промышленных процессах; материальных и энергетических ресурсах; средствах транспорта и связи, постольку, поскольку эти знания непосредственно касаются развития производства товаров или сферы услуг; документы юнеско)
- N технология speech recognition ~ технология распознава- ния речи3
- Национальный институт стандартов и технологии
- Технология
- The body of knowledge about, and the systematic study of, methods, techniques and hardware applied in the adaptation of the physical environment to man`s needs and wants. the application of scientific knowledge to build or improve the infrastructure of agriculture, industry government and daily life. (technology must not be confused with the very infrastructure it generates). technology has autocatalytic properties. it favores the use of technical devices and processes even in solving social problems, e.g., by using fertilizers to enhance agricultural production rather than a different form of work organization, by using computers for national planning rather than decentralized decision making processes.
- The practical application of knowledge to achieve particular tasks that employs both technical artefacts (hardware, equipment) and (social) information (‘software’, know-how for production and use of artefacts). supply push aims at developing specifi c technologies through support for research, development and demonstration. demand pull is the practice of creating market and other incentives to induce the introduction of particular sets of technologies (e.g., low-carbon technologies through carbon pricing) or single technologies (e.g., through technology-specifi c feed-in tariffs).
Installation, английский
- Сооружение
- Setting up exhibit booth and materials according to instructions and drawings.
- The process of adding software to a computer system.
- Facilitating the acquisition of a new strategy or behaviour. a new strategy may be installed through some combination of nlp skills or techniques and/or any combination thereof.
- The act of connecting a customer to a network, e.g., telephone service.
- Введение в должность
Incorporate, английский
Включать; встраивать
Groundwater, английский
- Water within the earth that supplies wells and springs.
- Water from an aquifer or subsurface water source.
- Water stored beneath the surface in open pore spaces and fractures in rock.
- Water beneath the earth`s surface in the spaces between soil particles and between rock surfaces [compare with surface water].
- Water, near the surface of the ground, which passes through the subsoil.
- Грунтовые воды; подземные воды
- Water found underground as a result of rainfall, ice and snow melt, submerged rivers, lakes, and springs. this water often carries minerals. these minerals can accumulate in the remains of buried organisms and eventually cause fossilization.
- All subsurface water, as distinct from water on the surface.
- Water that seeps through soil and fills pores of underground rock formations; the source of water in springs and wells.
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Reception shaft, английский
Excavation into which the microtunneling equipment is driven and recovered.
Epb machine, английский
Earth pressure balance tunneling machine, by which mechanical pressure is applied to the material at the face and controlled to provide the correct counterbalance to earth and groundwater pressures in order to prevent heave or subsidence. the term is not applicable to microtunneling systems for which the primary counterbalance of earth and groundwater pressures is supplied by pressurized slurry.
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