А) определите форму причастия в предложении; б) предложения переведите

A. Using isotopes in measuring the diffusion of metals we got much more accurate data.

B. Scientists have found a simple way to produce a laser beam of any colour and frequency desired.

C. Being produced by the laser the narrow intense beam travels great distances without spreading.

D. Having reached the surface of the Moon, it returned to the Earth three seconds later, its return being recorded by sensitive devices.

А) определите форму инфинитива в предложении; б) предложения переведите.

A. The traditional approach to this problem is to consider each new process as a new problem.

B. Scientists make new electronic machines store information, handle calculations and even control production processes.

C. Digital computers are likely to be wider used than analogue ones.

D. Plastics are supposed to be used instead of metals in many cases.

E. Tidal forces are expected to make considerable contribution if not to present day, at least to future electricity production.

F. It takes much time for the reaction to complete at a low temperature.

G. Newton was the first to realize elliptical paths of comets.

H. It required some more experiments for the engineer to prove the precision of the results obtained.

I. The computing equipment enabled investigators to process the received data much quicker.