Главная Случайная страница Контакты | Мы поможем в написании вашей работы! | ||
|
7 Give the English equivalents to the following and use 5 of them in small situations:
делить площади/пространство; несущий; сопротивляться силам; тепловые свойства; обеспечивать безопасность и прочность; жилое здание; кирпичная кладка; блочная конструкция; каменная конструкция; прикрепляться к деревянному каркасу; звукоизоляция; допустимый уровень шума; арматура и фитинги; предотвратить быстрое распространение огня; дополнительная опора для крыши; бетонное основание.
8 Ask questions to the following:
1. Non-load-bearing external walls are often built from corrugated sheet cladding. (5)
2. Sound insulation provides a reasonable level of noise control between adjoining rooms. (5)
3. External walls should have fire-resistance to provide security and stability in the event of fire. (4)
4. Load-bearing internal walls usually stand on concrete foundation. (3)
5. Non-load-bearing internal walls divide the internal space in buildings. (4)
LANGUAGE FOCUS |
9 Fill in the gaps with derivatives of the words in capitals:
BUILDING MATERIALS for EXTERNAL WALLS Part I Some 1) _____ methods use locally available materials and techniques that are economical and 2) _____ sound. Many different types of material are available, but the two main 3) _____ for building materials are stability and durability. The tree most common materials for external walls are: 4) _____ stone, bricks, cement-based blocks. The first two building materials were discussed in the previous units, so here cement-based blocks should be 5) _____in detail. They are manufactured from a 6) _____ of ingredients. The cement binds the aggregate that forms the bulk of the block into a firm 7) _____ material. The strength and 8) _____ of the block depends on the type of aggregate used with the cement. Blocks consist of natural materials that are 9) _____ and cured such as: 1. sand (sandcrete (Portland cement and sand in a ratio of circa 1:8)). The sand is mixed with the cement in 1:4 or 1:6 proportions; 2. stone (concrete). The 10) ______ blocks are made from a mixture of cement, sand and crushed stone. | CONSTRUCT ECOLOGICAL REQUIRE NATURE CONSIDER MIX BUILD DURABLE MOULD STRONG |
10 Use the words bellow to complete the sentences:
Дата публикования: 2014-11-02; Прочитано: 740 | Нарушение авторского права страницы | Мы поможем в написании вашей работы!