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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 2. Отображено 2.
27-02-2013 дата публикации

Construction method of large-sized arc-shaped wall

Номер: CN102943565A
Принадлежит:

The invention discloses a construction method of a large-sized arc-shaped wall. The method mainly comprises the following steps of: measuring and positioning; erecting a scaffold; mounting an arc-shaped in-column section steel column; binding a steel bar on the periphery of the section steel column; measuring and positioning, mounting an arc-shaped annular beam inner steel bar on the section steel column, and binding and fixing; mounting and fixing an arc-shaped column and an arc-shaped annular beam template on the steel bar; pouring concrete to form the arc-shaped column and an arc-shaped annular beam; measuring and manufacturing an arc-shaped plate; and mounting and fixing the arc-shaped plate on the arc-shaped column and the arc-shaped annular beam. According to the construction method of the large-sized arc-shaped wall, vertical sectioned construction is adopted, inner section steel and a steel bar structure of the arc-shaped column and the arc-shaped annular beam are erected layer ...

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12-06-2013 дата публикации

Foundation pit supporting structure and construction method thereof

Номер: CN103147443A
Принадлежит:

The invention discloses a foundation pit supporting structure and a construction method thereof. The construction method comprises the following steps of burying a plurality of supporting piles vertically along a side wall of a foundation pit, anchoring an anchor rope between every two adjacent supporting piles, constructing triangular stoppers on the anchor ropes, and mounting anchor heads of the anchor rope to tension and anchor the anchor ropes to allow the anchor ropes to generate prestress so as to allow the triangular stoppers to compress the supporting piles to be fastened onto the side wall of the foundation pit. According to the structure and the method, since the anchor ropes are anchored among the adjacent supporting piles, the triangular stoppers are connected among the anchor heads of the anchor ropes and the supporting piles, and the triangular stoppers compress the supporting piles to be fastened onto the side wall of the foundation pit, a synergistic effect of the traditional ...

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