Читайте также:
|
|
1. If the technology of any age _____ upon the materials of the age, the era of new materials would have a profound effect on engineering. ( to be founded )
2. If an engineer knew these materials, he _____ them for shaping, treating, casting. (to use)
3. If new materials _____, they would be used for casting, injection molding, rotational molding of components. (to be developed)
4. If an engineer knew some materials, he _____ the principle of manufacture of more complex components by powder metallurgy. (to use)
5. If an engineer had named these principles, we _____ them in our production. (to use)
6. If joining techniques _____, they would have provided opportunities for economy. (to develop)
7. If these methods had been used for assembly, they _____ savings to be made in both materials and machine utilization. (to allow)
8. If new materials technology _____, it would have provided new opportunities for more efficient manufacture. (to be emerged)
6. Answer the following questions:
1. Why are different types of materials continuously being developed?
2. What wasteful processes do you know?
3. What are the wasteful processes aimed at?
4. What do joining techniques allow?
5. What opportunities and challenges does a new materials technology provide?
Section 2
1. Read and translate the following text:
Дата добавления: 2015-07-25; просмотров: 82 | Нарушение авторских прав
<== предыдущая страница | | | следующая страница ==> |
MATERIALS TECHNOLOGY | | | PROPERTIES OF METALS (I) |