Exercise 6. Read and translate text 2.

Text 2.Structural Members of the Wing

The main structural member of the wing is the wing spar or beam. It runs along the length of the wing from the fuselage to the tip of the wing. Some designs have one spar and some have two. They may be made of wood or metal. It depends on the construction. The wing with many spars is called a multispar wing. The function of the spar is to carry the main air load.

The ribs are attached to the spars. They run from the leading edge to the trailing edge. The ribs provide the shape of the wing and carry the loads. The skin covers the wing, hi case the akin carries the load it is called a stressed skin construction. The skin is supported by the stringers. They go parallel and between the spars and reinforce the skin.

Exercise 7. Translate the word combinations.

To depend on the construction, to reinforce the skin, to carry the main load, to go parallel to the spars, to be made of wood, to be made of metal, to be called a multispar wing, to be attached to the spar.

Exercise 8. Translate into English.

1. Лонжерони розташовані вздовж крила від фюзеляжу до закінцівки крила. 2. Вони можуть бути виготовлені з дерева або металу. 3. Функція лонжерона - нести основне навантаження. 4. Конструкція крила залежить від призначення літака. 5. Нервюри кріпляться до лонжерона. 6. Вони несуть навантаження. 7. Стрінгери підсилюють обшивку

Exercise 9. Put questions to the subject.

Model: The stringers reinforce the skin. What reinforces the skin? 1. The ribs form the shape of the wing. 2. The spars run along the length of the wing. 3. The spars may be made of metal. 4. The stringers go parallel to the spars. 5. The skin covers the wing.

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Exercise 5. Answer the questions on text 2.	\|	Exercise 10. Put questions to the underlined part of the sentences.

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