Sentence examples for are necessary to replace from inspiring English sources

Among the various basic and clinical applications for ES cells, cell transplantation therapy for central nervous diseases is of particular interest because differentiated neurons do not proliferate, and a relatively large number of donor cells are necessary to replace diseased neurons.

And it is necessary to replace all the Palestinian textbooks.

Indeed, it may not be necessary to replace them wholesale, since some NDC principles can be built into existing models.

He pointed out that many CASA radar devices would be necessary to replace the long-range Doppler coverage.

How many of my home PV systems would be necessary to replace all the electricity that was being produced at San Onofre (assuming we could solve the intermittency problem)?

To deliver a nuclear bomb, therefore, Hughes said, "it first would be necessary to replace the entire wiring package of the aircraft".

The Grabec model is discontinuous, and it was necessary to replace the discontinuities by sharply varying continuous functions in order to calculate the Lyapunov exponents.

As a result of the widespread destruction wrought by the Gempei War, it was necessary to replace the extensive loss of religious sculpture.

For these results to hold, it is necessary to replace the invariant metric on the coadjoint orbit by a semi-invariant metric.

It was found that, in order to improve the performance of the microactuator, it will be necessary to replace the CuCu2+ electrode.

While Graves and Harrison would face little opposition if they dispensed with the selectors, some at board level believe it might not be necessary to replace Downton.