Головна |
For example: copper / to be alloyed with iron
A: Can copper be alloyed with iron?
B: Certainly it can. Copper can be alloyed with iron.
or I'm afraid it can't. Copper can't be alloyed with iron.
1. a ductile metal / to be worked into a new shape
2. copper / to be used as a conductor of electricity
3. tin / to be alloyed with copper
4. brass / to be used in bearings and gears
5. copper / to be recycled several times.
Your partner is an Instructor in the lab. Ask him if you may perform the following actions. Work in pairs.
For example: to use these substances for the experiment
A: May I use these substances for the experiment?
B: Yes, you may. You may use these substances for the experiment.
To elaborate the plan of the research; to experiment with alloying elements; to carry out different operations on milling machines; to demonstrate the properties of tool steels; to observe the steel-making process.
Your friend wanted to do a lot of things at the practical class yesterday. Ask him if he was allowed to do all of them.
For example: to demonstrate the new applications of steels
A: Were you allowed to demonstrate the new applications of steels?
B: No, I wasn't. But I will be allowed to do it tomorrow.
To work in the rolling mill; to test the performance characteristics of alloy steels; to use a new milling machine; to study the structure of stainless steels; to observe how steel is cast.
Language Work | Put the verbs in brackets into the correct form. | Use your own ideas to complete the sentences. | Match the following sentences with their translations. | Semiconductors of N-Type and P-Type | Read the text again and select from the multiple choice the only solution to each problem. | Act as an interpreter. Translate the description of N-type and P-type- semiconductors given by your group mates from English into Russian. | UNIT II | Translate the following international words without a dictionary. | The P-N Junction |