Sentence examples for had been maintained for from inspiring English sources

He noted that a much smaller spawning-ground sanctuary had been maintained for decades but that something far more drastic proved necessary.

The visit represented a continuation of the strong ties between our countries that had been maintained for more than 150 years, since freed American slaves established a government there in 1822.

Professor MacLaren said that while it was too early to say for certain if the gene therapy would last "indefinitely", improvements had been maintained for two years in the case of one patient.

This regimen had been maintained for at least 3 months and was kept unchanged throughout the study period.

In other, rapidly developing countries, such as China, huge historic centres of cities that had been maintained for centuries were knocked down in a push for modernisation.

After this state had been maintained for a few hours, the temperature in the strata roof and in the strata floor rapidly reduced.

Surprisingly, perhaps, the Webcam-only point of view has been maintained for the television show.

But although the site has been maintained for 300 years as a garden, several important elements have been lost.

Jonathan Wyatt, the first patient in the world to be treated with the gene therapy, now has double the level of vision in his treated left eye, which has been maintained for four years so far.

Since the euro's launch in 1999, price stability has been maintained for 17 countries and 332 million people, with average yearly inflation of just 2.03% – better than Germany's record from 1955 to 1999.

To this day, a 30km exclusion zone around the reactor has been maintained for precaution, despite the radiation level in this boundary being far below that which would cause damage.