Укажете видовременную форму сказуемого. Переведите
предложение письменно.

 

1)     Some
heat-resistant glasses, for example, can be heated until they are red and then
plunged into ice water without breaking.

2)    
Its coefficient of friction is the
lowest known, which means that machines can be made which do not require
lubrication.

3)    
Research centres of Russia are
developing new polymer materials to meet the needs of a variety of industries.